31257060

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{491}}^1\times {\mathrm{1061}}^1$

素因数の和:1564

約数の個数: 48

約数和(自身を含む): 87780672

約数和(自身を除く): 56523612

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 491, 982, 1061, 1473, 1964, 2122, 2455, 2946, 3183, 4244, 4910, 5305, 5892, 6366, 7365, 9820, 10610, 12732, 14730, 15915, 21220, 29460, 31830, 63660, 520951, 1041902, 1562853, 2083804, 2604755, 3125706, 5209510, 6251412, 7814265, 10419020, 15628530, 31257060]

約数ペア:

[(1, 31257060), (2, 15628530), (3, 10419020), (4, 7814265), (5, 6251412), (6, 5209510), (10, 3125706), (12, 2604755), (15, 2083804), (20, 1562853), (30, 1041902), (60, 520951), (491, 63660), (982, 31830), (1061, 29460), (1473, 21220), (1964, 15915), (2122, 14730), (2455, 12732), (2946, 10610), (3183, 9820), (4244, 7365), (4910, 6366), (5305, 5892)]