28712390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{9539}}^1$

素因数の和:9596

約数の個数: 32

約数和(自身を含む): 60445440

約数和(自身を除く): 31733050

約数列:

[1, 2, 5, 7, 10, 14, 35, 43, 70, 86, 215, 301, 430, 602, 1505, 3010, 9539, 19078, 47695, 66773, 95390, 133546, 333865, 410177, 667730, 820354, 2050885, 2871239, 4101770, 5742478, 14356195, 28712390]

約数ペア:

[(1, 28712390), (2, 14356195), (5, 5742478), (7, 4101770), (10, 2871239), (14, 2050885), (35, 820354), (43, 667730), (70, 410177), (86, 333865), (215, 133546), (301, 95390), (430, 66773), (602, 47695), (1505, 19078), (3010, 9539)]