40269911980

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{1777}}^1\times {\mathrm{21379}}^1$

素因数の和:23218

約数の個数: 48

約数和(自身を含む): 86214935520

約数和(自身を除く): 45945023540

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 530, 1060, 1777, 3554, 7108, 8885, 17770, 21379, 35540, 42758, 85516, 94181, 106895, 188362, 213790, 376724, 427580, 470905, 941810, 1133087, 1883620, 2266174, 4532348, 5665435, 11330870, 22661740, 37990483, 75980966, 151961932, 189952415, 379904830, 759809660, 2013495599, 4026991198, 8053982396, 10067477995, 20134955990, 40269911980]

約数ペア:

[(1, 40269911980), (2, 20134955990), (4, 10067477995), (5, 8053982396), (10, 4026991198), (20, 2013495599), (53, 759809660), (106, 379904830), (212, 189952415), (265, 151961932), (530, 75980966), (1060, 37990483), (1777, 22661740), (3554, 11330870), (7108, 5665435), (8885, 4532348), (17770, 2266174), (21379, 1883620), (35540, 1133087), (42758, 941810), (85516, 470905), (94181, 427580), (106895, 376724), (188362, 213790)]