4343420

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{2749}}^1$

素因数の和:2837

約数の個数: 24

約数和(自身を含む): 9240000

約数和(自身を除く): 4896580

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 2749, 5498, 10996, 13745, 27490, 54980, 217171, 434342, 868684, 1085855, 2171710, 4343420]

約数ペア:

[(1, 4343420), (2, 2171710), (4, 1085855), (5, 868684), (10, 434342), (20, 217171), (79, 54980), (158, 27490), (316, 13745), (395, 10996), (790, 5498), (1580, 2749)]