9834920

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{3463}}^1$

素因数の和:3545

約数の個数: 32

約数和(自身を含む): 22446720

約数和(自身を除く): 12611800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 3463, 6926, 13852, 17315, 27704, 34630, 69260, 138520, 245873, 491746, 983492, 1229365, 1966984, 2458730, 4917460, 9834920]

約数ペア:

[(1, 9834920), (2, 4917460), (4, 2458730), (5, 1966984), (8, 1229365), (10, 983492), (20, 491746), (40, 245873), (71, 138520), (142, 69260), (284, 34630), (355, 27704), (568, 17315), (710, 13852), (1420, 6926), (2840, 3463)]