12789510

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{4139}}^1$

素因数の和:4252

約数の個数: 32

約数和(自身を含む): 31000320

約数和(自身を除く): 18210810

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 103, 206, 309, 515, 618, 1030, 1545, 3090, 4139, 8278, 12417, 20695, 24834, 41390, 62085, 124170, 426317, 852634, 1278951, 2131585, 2557902, 4263170, 6394755, 12789510]

約数ペア:

[(1, 12789510), (2, 6394755), (3, 4263170), (5, 2557902), (6, 2131585), (10, 1278951), (15, 852634), (30, 426317), (103, 124170), (206, 62085), (309, 41390), (515, 24834), (618, 20695), (1030, 12417), (1545, 8278), (3090, 4139)]