20343034660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4253}}^1\times {\mathrm{18397}}^1$

素因数の和:22672

約数の個数: 48

約数和(自身を含む): 46019874096

約数和(自身を除く): 25676839436

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 4253, 8506, 17012, 18397, 21265, 36794, 42530, 55289, 73588, 85060, 91985, 110578, 183970, 221156, 239161, 276445, 367940, 478322, 552890, 956644, 1105780, 1195805, 2391610, 4783220, 78242441, 156484882, 312969764, 391212205, 782424410, 1017151733, 1564848820, 2034303466, 4068606932, 5085758665, 10171517330, 20343034660]

約数ペア:

[(1, 20343034660), (2, 10171517330), (4, 5085758665), (5, 4068606932), (10, 2034303466), (13, 1564848820), (20, 1017151733), (26, 782424410), (52, 391212205), (65, 312969764), (130, 156484882), (260, 78242441), (4253, 4783220), (8506, 2391610), (17012, 1195805), (18397, 1105780), (21265, 956644), (36794, 552890), (42530, 478322), (55289, 367940), (73588, 276445), (85060, 239161), (91985, 221156), (110578, 183970)]