39390580

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1\times {\mathrm{281}}^1$

素因数の和:496

約数の個数: 48

約数和(自身を含む): 85466304

約数和(自身を除く): 46075724

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 163, 172, 215, 281, 326, 430, 562, 652, 815, 860, 1124, 1405, 1630, 2810, 3260, 5620, 7009, 12083, 14018, 24166, 28036, 35045, 45803, 48332, 60415, 70090, 91606, 120830, 140180, 183212, 229015, 241660, 458030, 916060, 1969529, 3939058, 7878116, 9847645, 19695290, 39390580]

約数ペア:

[(1, 39390580), (2, 19695290), (4, 9847645), (5, 7878116), (10, 3939058), (20, 1969529), (43, 916060), (86, 458030), (163, 241660), (172, 229015), (215, 183212), (281, 140180), (326, 120830), (430, 91606), (562, 70090), (652, 60415), (815, 48332), (860, 45803), (1124, 35045), (1405, 28036), (1630, 24166), (2810, 14018), (3260, 12083), (5620, 7009)]