16344040

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{3967}}^1$

素因数の和:4081

約数の個数: 32

約数和(自身を含む): 37140480

約数和(自身を除く): 20796440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 515, 824, 1030, 2060, 3967, 4120, 7934, 15868, 19835, 31736, 39670, 79340, 158680, 408601, 817202, 1634404, 2043005, 3268808, 4086010, 8172020, 16344040]

約数ペア:

[(1, 16344040), (2, 8172020), (4, 4086010), (5, 3268808), (8, 2043005), (10, 1634404), (20, 817202), (40, 408601), (103, 158680), (206, 79340), (412, 39670), (515, 31736), (824, 19835), (1030, 15868), (2060, 7934), (3967, 4120)]