28206710

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{9371}}^1$

素因数の和:9428

約数の個数: 32

約数和(自身を含む): 59380992

約数和(自身を除く): 31174282

約数列:

[1, 2, 5, 7, 10, 14, 35, 43, 70, 86, 215, 301, 430, 602, 1505, 3010, 9371, 18742, 46855, 65597, 93710, 131194, 327985, 402953, 655970, 805906, 2014765, 2820671, 4029530, 5641342, 14103355, 28206710]

約数ペア:

[(1, 28206710), (2, 14103355), (5, 5641342), (7, 4029530), (10, 2820671), (14, 2014765), (35, 805906), (43, 655970), (70, 402953), (86, 327985), (215, 131194), (301, 93710), (430, 65597), (602, 46855), (1505, 18742), (3010, 9371)]