15504040

素因数分解:

$2^3\times 5^1\times {\mathrm{331}}^1\times {\mathrm{1171}}^1$

素因数の和:1513

約数の個数: 32

約数和(自身を含む): 35019360

約数和(自身を除く): 19515320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 331, 662, 1171, 1324, 1655, 2342, 2648, 3310, 4684, 5855, 6620, 9368, 11710, 13240, 23420, 46840, 387601, 775202, 1550404, 1938005, 3100808, 3876010, 7752020, 15504040]

約数ペア:

[(1, 15504040), (2, 7752020), (4, 3876010), (5, 3100808), (8, 1938005), (10, 1550404), (20, 775202), (40, 387601), (331, 46840), (662, 23420), (1171, 13240), (1324, 11710), (1655, 9368), (2342, 6620), (2648, 5855), (3310, 4684)]