15209940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{4783}}^1$

素因数の和:4848

約数の個数: 48

約数和(自身を含む): 43400448

約数和(自身を除く): 28190508

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 53, 60, 106, 159, 212, 265, 318, 530, 636, 795, 1060, 1590, 3180, 4783, 9566, 14349, 19132, 23915, 28698, 47830, 57396, 71745, 95660, 143490, 253499, 286980, 506998, 760497, 1013996, 1267495, 1520994, 2534990, 3041988, 3802485, 5069980, 7604970, 15209940]

約数ペア:

[(1, 15209940), (2, 7604970), (3, 5069980), (4, 3802485), (5, 3041988), (6, 2534990), (10, 1520994), (12, 1267495), (15, 1013996), (20, 760497), (30, 506998), (53, 286980), (60, 253499), (106, 143490), (159, 95660), (212, 71745), (265, 57396), (318, 47830), (530, 28698), (636, 23915), (795, 19132), (1060, 14349), (1590, 9566), (3180, 4783)]