20350330

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1$

素因数の和:164

約数の個数: 128

約数和(自身を含む): 52254720

約数和(自身を除く): 31904390

約数列:

[1, 2, 5, 7, 10, 11, 13, 14, 19, 22, 26, 35, 38, 55, 65, 70, 77, 91, 95, 107, 110, 130, 133, 143, 154, 182, 190, 209, 214, 247, 266, 286, 385, 418, 455, 494, 535, 665, 715, 749, 770, 910, 1001, 1045, 1070, 1177, 1235, 1330, 1391, 1430, 1463, 1498, 1729, 2002, 2033, 2090, 2354, 2470, 2717, 2782, 2926, 3458, 3745, 4066, 5005, 5434, 5885, 6955, 7315, 7490, 8239, 8645, 9737, 10010, 10165, 11770, 13585, 13910, 14231, 14630, 15301, 16478, 17290, 19019, 19474, 20330, 22363, 26429, 27170, 28462, 30602, 38038, 41195, 44726, 48685, 52858, 71155, 76505, 82390, 95095, 97370, 107107, 111815, 132145, 142310, 153010, 156541, 185003, 190190, 214214, 223630, 264290, 290719, 313082, 370006, 535535, 581438, 782705, 925015, 1071070, 1453595, 1565410, 1850030, 2035033, 2907190, 4070066, 10175165, 20350330]

約数ペア:

[(1, 20350330), (2, 10175165), (5, 4070066), (7, 2907190), (10, 2035033), (11, 1850030), (13, 1565410), (14, 1453595), (19, 1071070), (22, 925015), (26, 782705), (35, 581438), (38, 535535), (55, 370006), (65, 313082), (70, 290719), (77, 264290), (91, 223630), (95, 214214), (107, 190190), (110, 185003), (130, 156541), (133, 153010), (143, 142310), (154, 132145), (182, 111815), (190, 107107), (209, 97370), (214, 95095), (247, 82390), (266, 76505), (286, 71155), (385, 52858), (418, 48685), (455, 44726), (494, 41195), (535, 38038), (665, 30602), (715, 28462), (749, 27170), (770, 26429), (910, 22363), (1001, 20330), (1045, 19474), (1070, 19019), (1177, 17290), (1235, 16478), (1330, 15301), (1391, 14630), (1430, 14231), (1463, 13910), (1498, 13585), (1729, 11770), (2002, 10165), (2033, 10010), (2090, 9737), (2354, 8645), (2470, 8239), (2717, 7490), (2782, 7315), (2926, 6955), (3458, 5885), (3745, 5434), (4066, 5005)]