15107620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1597}}^1$

素因数の和:1660

約数の個数: 48

約数和(自身を含む): 35437248

約数和(自身を除く): 20329628

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 43, 44, 55, 86, 110, 172, 215, 220, 430, 473, 860, 946, 1597, 1892, 2365, 3194, 4730, 6388, 7985, 9460, 15970, 17567, 31940, 35134, 68671, 70268, 87835, 137342, 175670, 274684, 343355, 351340, 686710, 755381, 1373420, 1510762, 3021524, 3776905, 7553810, 15107620]

約数ペア:

[(1, 15107620), (2, 7553810), (4, 3776905), (5, 3021524), (10, 1510762), (11, 1373420), (20, 755381), (22, 686710), (43, 351340), (44, 343355), (55, 274684), (86, 175670), (110, 137342), (172, 87835), (215, 70268), (220, 68671), (430, 35134), (473, 31940), (860, 17567), (946, 15970), (1597, 9460), (1892, 7985), (2365, 6388), (3194, 4730)]