3098440

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1091}}^1$

素因数の和:1173

約数の個数: 32

約数和(自身を含む): 7076160

約数和(自身を除く): 3977720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1091, 1420, 2182, 2840, 4364, 5455, 8728, 10910, 21820, 43640, 77461, 154922, 309844, 387305, 619688, 774610, 1549220, 3098440]

約数ペア:

[(1, 3098440), (2, 1549220), (4, 774610), (5, 619688), (8, 387305), (10, 309844), (20, 154922), (40, 77461), (71, 43640), (142, 21820), (284, 10910), (355, 8728), (568, 5455), (710, 4364), (1091, 2840), (1420, 2182)]