20176595920

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19400573}}^1$

素因数の和:19400599

約数の個数: 40

約数和(自身を含む): 50519094696

約数和(自身を除く): 30342498776

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 19400573, 38801146, 77602292, 97002865, 155204584, 194005730, 252207449, 310409168, 388011460, 504414898, 776022920, 1008829796, 1261037245, 1552045840, 2017659592, 2522074490, 4035319184, 5044148980, 10088297960, 20176595920]

約数ペア:

[(1, 20176595920), (2, 10088297960), (4, 5044148980), (5, 4035319184), (8, 2522074490), (10, 2017659592), (13, 1552045840), (16, 1261037245), (20, 1008829796), (26, 776022920), (40, 504414898), (52, 388011460), (65, 310409168), (80, 252207449), (104, 194005730), (130, 155204584), (208, 97002865), (260, 77602292), (520, 38801146), (1040, 19400573)]