30808570

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{269}}^1\times {\mathrm{881}}^1$

素因数の和:1170

約数の個数: 32

約数和(自身を含む): 60011280

約数和(自身を除く): 29202710

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 269, 538, 881, 1345, 1762, 2690, 3497, 4405, 6994, 8810, 11453, 17485, 22906, 34970, 57265, 114530, 236989, 473978, 1184945, 2369890, 3080857, 6161714, 15404285, 30808570]

約数ペア:

[(1, 30808570), (2, 15404285), (5, 6161714), (10, 3080857), (13, 2369890), (26, 1184945), (65, 473978), (130, 236989), (269, 114530), (538, 57265), (881, 34970), (1345, 22906), (1762, 17485), (2690, 11453), (3497, 8810), (4405, 6994)]