909741890

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{821}}^1\times {\mathrm{3821}}^1$

素因数の和:4678

約数の個数: 32

約数和(自身を含む): 1696509360

約数和(自身を除く): 786767470

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 821, 1642, 3821, 4105, 7642, 8210, 19105, 23809, 38210, 47618, 110809, 119045, 221618, 238090, 554045, 1108090, 3137041, 6274082, 15685205, 31370410, 90974189, 181948378, 454870945, 909741890]

約数ペア:

[(1, 909741890), (2, 454870945), (5, 181948378), (10, 90974189), (29, 31370410), (58, 15685205), (145, 6274082), (290, 3137041), (821, 1108090), (1642, 554045), (3821, 238090), (4105, 221618), (7642, 119045), (8210, 110809), (19105, 47618), (23809, 38210)]