8139280

素因数分解:

$2^4\times 5^1\times {\mathrm{101741}}^1$

素因数の和:101754

約数の個数: 20

約数和(自身を含む): 18924012

約数和(自身を除く): 10784732

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 101741, 203482, 406964, 508705, 813928, 1017410, 1627856, 2034820, 4069640, 8139280]

約数ペア:

[(1, 8139280), (2, 4069640), (4, 2034820), (5, 1627856), (8, 1017410), (10, 813928), (16, 508705), (20, 406964), (40, 203482), (80, 101741)]