187895240

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{361337}}^1$

素因数の和:361361

約数の個数: 32

約数和(自身を含む): 455285880

約数和(自身を除く): 267390640

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 361337, 722674, 1445348, 1806685, 2890696, 3613370, 4697381, 7226740, 9394762, 14453480, 18789524, 23486905, 37579048, 46973810, 93947620, 187895240]

約数ペア:

[(1, 187895240), (2, 93947620), (4, 46973810), (5, 37579048), (8, 23486905), (10, 18789524), (13, 14453480), (20, 9394762), (26, 7226740), (40, 4697381), (52, 3613370), (65, 2890696), (104, 1806685), (130, 1445348), (260, 722674), (520, 361337)]