30685690

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{283}}^1\times {\mathrm{1549}}^1$

素因数の和:1846

約数の個数: 32

約数和(自身を含む): 63388800

約数和(自身を除く): 32703110

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 283, 566, 1415, 1549, 1981, 2830, 3098, 3962, 7745, 9905, 10843, 15490, 19810, 21686, 54215, 108430, 438367, 876734, 2191835, 3068569, 4383670, 6137138, 15342845, 30685690]

約数ペア:

[(1, 30685690), (2, 15342845), (5, 6137138), (7, 4383670), (10, 3068569), (14, 2191835), (35, 876734), (70, 438367), (283, 108430), (566, 54215), (1415, 21686), (1549, 19810), (1981, 15490), (2830, 10843), (3098, 9905), (3962, 7745)]