42478640

素因数分解:

$2^4\times 5^1\times {\mathrm{530983}}^1$

素因数の和:530996

約数の個数: 20

約数和(自身を含む): 98763024

約数和(自身を除く): 56284384

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 530983, 1061966, 2123932, 2654915, 4247864, 5309830, 8495728, 10619660, 21239320, 42478640]

約数ペア:

[(1, 42478640), (2, 21239320), (4, 10619660), (5, 8495728), (8, 5309830), (10, 4247864), (16, 2654915), (20, 2123932), (40, 1061966), (80, 530983)]