647366921380

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1904020357}}^1$

素因数の和:1904020383

約数の個数: 24

約数和(自身を含む): 1439439390648

約数和(自身を除く): 792072469268

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 1904020357, 3808040714, 7616081428, 9520101785, 19040203570, 32368346069, 38080407140, 64736692138, 129473384276, 161841730345, 323683460690, 647366921380]

約数ペア:

[(1, 647366921380), (2, 323683460690), (4, 161841730345), (5, 129473384276), (10, 64736692138), (17, 38080407140), (20, 32368346069), (34, 19040203570), (68, 9520101785), (85, 7616081428), (170, 3808040714), (340, 1904020357)]