30969640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59557}}^1$

素因数の和:59581

約数の個数: 32

約数和(自身を含む): 75043080

約数和(自身を除く): 44073440

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 59557, 119114, 238228, 297785, 476456, 595570, 774241, 1191140, 1548482, 2382280, 3096964, 3871205, 6193928, 7742410, 15484820, 30969640]

約数ペア:

[(1, 30969640), (2, 15484820), (4, 7742410), (5, 6193928), (8, 3871205), (10, 3096964), (13, 2382280), (20, 1548482), (26, 1191140), (40, 774241), (52, 595570), (65, 476456), (104, 297785), (130, 238228), (260, 119114), (520, 59557)]