7979080

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{4639}}^1$

素因数の和:4693

約数の個数: 32

約数和(自身を含む): 18374400

約数和(自身を除く): 10395320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 4639, 9278, 18556, 23195, 37112, 46390, 92780, 185560, 199477, 398954, 797908, 997385, 1595816, 1994770, 3989540, 7979080]

約数ペア:

[(1, 7979080), (2, 3989540), (4, 1994770), (5, 1595816), (8, 997385), (10, 797908), (20, 398954), (40, 199477), (43, 185560), (86, 92780), (172, 46390), (215, 37112), (344, 23195), (430, 18556), (860, 9278), (1720, 4639)]