30826510

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{21557}}^1$

素因数の和:21588

約数の個数: 32

約数和(自身を含む): 65191392

約数和(自身を除く): 34364882

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 715, 1430, 21557, 43114, 107785, 215570, 237127, 280241, 474254, 560482, 1185635, 1401205, 2371270, 2802410, 3082651, 6165302, 15413255, 30826510]

約数ペア:

[(1, 30826510), (2, 15413255), (5, 6165302), (10, 3082651), (11, 2802410), (13, 2371270), (22, 1401205), (26, 1185635), (55, 560482), (65, 474254), (110, 280241), (130, 237127), (143, 215570), (286, 107785), (715, 43114), (1430, 21557)]