61921840

素因数分解:

$2^4\times 5^1\times {\mathrm{774023}}^1$

素因数の和:774036

約数の個数: 20

約数和(自身を含む): 143968464

約数和(自身を除く): 82046624

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 774023, 1548046, 3096092, 3870115, 6192184, 7740230, 12384368, 15480460, 30960920, 61921840]

約数ペア:

[(1, 61921840), (2, 30960920), (4, 15480460), (5, 12384368), (8, 7740230), (10, 6192184), (16, 3870115), (20, 3096092), (40, 1548046), (80, 774023)]