30708730

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{4457}}^1$

素因数の和:4530

約数の個数: 32

約数和(自身を含む): 60664464

約数和(自身を除く): 29955734

約数列:

[1, 2, 5, 10, 13, 26, 53, 65, 106, 130, 265, 530, 689, 1378, 3445, 4457, 6890, 8914, 22285, 44570, 57941, 115882, 236221, 289705, 472442, 579410, 1181105, 2362210, 3070873, 6141746, 15354365, 30708730]

約数ペア:

[(1, 30708730), (2, 15354365), (5, 6141746), (10, 3070873), (13, 2362210), (26, 1181105), (53, 579410), (65, 472442), (106, 289705), (130, 236221), (265, 115882), (530, 57941), (689, 44570), (1378, 22285), (3445, 8914), (4457, 6890)]