30638620

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{18457}}^1$

素因数の和:18549

約数の個数: 24

約数和(自身を含む): 65119824

約数和(自身を除く): 34481204

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 332, 415, 830, 1660, 18457, 36914, 73828, 92285, 184570, 369140, 1531931, 3063862, 6127724, 7659655, 15319310, 30638620]

約数ペア:

[(1, 30638620), (2, 15319310), (4, 7659655), (5, 6127724), (10, 3063862), (20, 1531931), (83, 369140), (166, 184570), (332, 92285), (415, 73828), (830, 36914), (1660, 18457)]