20147000930

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{229}}^1\times {\mathrm{2281}}^1$

素因数の和:2572

約数の個数: 128

約数和(自身を含む): 45347904000

約数和(自身を除く): 25200903070

約数列:

[1, 2, 5, 7, 10, 14, 19, 29, 35, 38, 58, 70, 95, 133, 145, 190, 203, 229, 266, 290, 406, 458, 551, 665, 1015, 1102, 1145, 1330, 1603, 2030, 2281, 2290, 2755, 3206, 3857, 4351, 4562, 5510, 6641, 7714, 8015, 8702, 11405, 13282, 15967, 16030, 19285, 21755, 22810, 30457, 31934, 33205, 38570, 43339, 43510, 46487, 60914, 66149, 66410, 79835, 86678, 92974, 126179, 132298, 152285, 159670, 216695, 232435, 252358, 303373, 304570, 330745, 433390, 463043, 464870, 522349, 606746, 630895, 661490, 883253, 926086, 1044698, 1256831, 1261790, 1516865, 1766506, 2315215, 2513662, 2611745, 3033730, 3656443, 4416265, 4630430, 5223490, 6284155, 7312886, 8797817, 8832530, 9924631, 12568310, 15148121, 17595634, 18282215, 19849262, 30296242, 36564430, 43989085, 49623155, 69472417, 75740605, 87978170, 99246310, 106036847, 138944834, 151481210, 212073694, 287814299, 347362085, 530184235, 575628598, 694724170, 1060368470, 1439071495, 2014700093, 2878142990, 4029400186, 10073500465, 20147000930]

約数ペア:

[(1, 20147000930), (2, 10073500465), (5, 4029400186), (7, 2878142990), (10, 2014700093), (14, 1439071495), (19, 1060368470), (29, 694724170), (35, 575628598), (38, 530184235), (58, 347362085), (70, 287814299), (95, 212073694), (133, 151481210), (145, 138944834), (190, 106036847), (203, 99246310), (229, 87978170), (266, 75740605), (290, 69472417), (406, 49623155), (458, 43989085), (551, 36564430), (665, 30296242), (1015, 19849262), (1102, 18282215), (1145, 17595634), (1330, 15148121), (1603, 12568310), (2030, 9924631), (2281, 8832530), (2290, 8797817), (2755, 7312886), (3206, 6284155), (3857, 5223490), (4351, 4630430), (4562, 4416265), (5510, 3656443), (6641, 3033730), (7714, 2611745), (8015, 2513662), (8702, 2315215), (11405, 1766506), (13282, 1516865), (15967, 1261790), (16030, 1256831), (19285, 1044698), (21755, 926086), (22810, 883253), (30457, 661490), (31934, 630895), (33205, 606746), (38570, 522349), (43339, 464870), (43510, 463043), (46487, 433390), (60914, 330745), (66149, 304570), (66410, 303373), (79835, 252358), (86678, 232435), (92974, 216695), (126179, 159670), (132298, 152285)]