8705390

素因数分解:

$2^1\times 5^1\times {\mathrm{659}}^1\times {\mathrm{1321}}^1$

素因数の和:1987

約数の個数: 16

約数和(自身を含む): 15705360

約数和(自身を除く): 6999970

約数列:

[1, 2, 5, 10, 659, 1318, 1321, 2642, 3295, 6590, 6605, 13210, 870539, 1741078, 4352695, 8705390]

約数ペア:

[(1, 8705390), (2, 4352695), (5, 1741078), (10, 870539), (659, 13210), (1318, 6605), (1321, 6590), (2642, 3295)]