15785940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{307}}^1\times {\mathrm{857}}^1$

素因数の和:1176

約数の個数: 48

約数和(自身を含む): 44396352

約数和(自身を除く): 28610412

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 307, 614, 857, 921, 1228, 1535, 1714, 1842, 2571, 3070, 3428, 3684, 4285, 4605, 5142, 6140, 8570, 9210, 10284, 12855, 17140, 18420, 25710, 51420, 263099, 526198, 789297, 1052396, 1315495, 1578594, 2630990, 3157188, 3946485, 5261980, 7892970, 15785940]

約数ペア:

[(1, 15785940), (2, 7892970), (3, 5261980), (4, 3946485), (5, 3157188), (6, 2630990), (10, 1578594), (12, 1315495), (15, 1052396), (20, 789297), (30, 526198), (60, 263099), (307, 51420), (614, 25710), (857, 18420), (921, 17140), (1228, 12855), (1535, 10284), (1714, 9210), (1842, 8570), (2571, 6140), (3070, 5142), (3428, 4605), (3684, 4285)]