2090020020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{149}}^1\times {\mathrm{401}}^1$

素因数の和:626

約数の個数: 192

約数和(自身を含む): 6564499200

約数和(自身を除く): 4474479180

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 53, 55, 60, 66, 106, 110, 132, 149, 159, 165, 212, 220, 265, 298, 318, 330, 401, 447, 530, 583, 596, 636, 660, 745, 795, 802, 894, 1060, 1166, 1203, 1490, 1590, 1604, 1639, 1749, 1788, 2005, 2235, 2332, 2406, 2915, 2980, 3180, 3278, 3498, 4010, 4411, 4470, 4812, 4917, 5830, 6015, 6556, 6996, 7897, 8020, 8195, 8745, 8822, 8940, 9834, 11660, 12030, 13233, 15794, 16390, 17490, 17644, 19668, 21253, 22055, 23691, 24060, 24585, 26466, 31588, 32780, 34980, 39485, 42506, 44110, 47382, 49170, 52932, 59749, 63759, 66165, 78970, 85012, 86867, 88220, 94764, 98340, 106265, 118455, 119498, 127518, 132330, 157940, 173734, 179247, 212530, 233783, 236910, 238996, 255036, 260601, 264660, 298745, 318795, 347468, 358494, 425060, 434335, 467566, 473820, 521202, 597490, 637590, 657239, 701349, 716988, 868670, 896235, 935132, 1042404, 1168915, 1194980, 1275180, 1303005, 1314478, 1402698, 1737340, 1792470, 1971717, 2337830, 2606010, 2628956, 2805396, 3166697, 3286195, 3506745, 3584940, 3943434, 4675660, 5212020, 6333394, 6572390, 7013490, 7886868, 9500091, 9858585, 12666788, 13144780, 14026980, 15833485, 19000182, 19717170, 31666970, 34833667, 38000364, 39434340, 47500455, 63333940, 69667334, 95000910, 104501001, 139334668, 174168335, 190001820, 209002002, 348336670, 418004004, 522505005, 696673340, 1045010010, 2090020020]

約数ペア:

[(1, 2090020020), (2, 1045010010), (3, 696673340), (4, 522505005), (5, 418004004), (6, 348336670), (10, 209002002), (11, 190001820), (12, 174168335), (15, 139334668), (20, 104501001), (22, 95000910), (30, 69667334), (33, 63333940), (44, 47500455), (53, 39434340), (55, 38000364), (60, 34833667), (66, 31666970), (106, 19717170), (110, 19000182), (132, 15833485), (149, 14026980), (159, 13144780), (165, 12666788), (212, 9858585), (220, 9500091), (265, 7886868), (298, 7013490), (318, 6572390), (330, 6333394), (401, 5212020), (447, 4675660), (530, 3943434), (583, 3584940), (596, 3506745), (636, 3286195), (660, 3166697), (745, 2805396), (795, 2628956), (802, 2606010), (894, 2337830), (1060, 1971717), (1166, 1792470), (1203, 1737340), (1490, 1402698), (1590, 1314478), (1604, 1303005), (1639, 1275180), (1749, 1194980), (1788, 1168915), (2005, 1042404), (2235, 935132), (2332, 896235), (2406, 868670), (2915, 716988), (2980, 701349), (3180, 657239), (3278, 637590), (3498, 597490), (4010, 521202), (4411, 473820), (4470, 467566), (4812, 434335), (4917, 425060), (5830, 358494), (6015, 347468), (6556, 318795), (6996, 298745), (7897, 264660), (8020, 260601), (8195, 255036), (8745, 238996), (8822, 236910), (8940, 233783), (9834, 212530), (11660, 179247), (12030, 173734), (13233, 157940), (15794, 132330), (16390, 127518), (17490, 119498), (17644, 118455), (19668, 106265), (21253, 98340), (22055, 94764), (23691, 88220), (24060, 86867), (24585, 85012), (26466, 78970), (31588, 66165), (32780, 63759), (34980, 59749), (39485, 52932), (42506, 49170), (44110, 47382)]