28177770

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{13229}}^1$

素因数の和:13310

約数の個数: 32

約数和(自身を含む): 68584320

約数和(自身を除く): 40406550

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 71, 142, 213, 355, 426, 710, 1065, 2130, 13229, 26458, 39687, 66145, 79374, 132290, 198435, 396870, 939259, 1878518, 2817777, 4696295, 5635554, 9392590, 14088885, 28177770]

約数ペア:

[(1, 28177770), (2, 14088885), (3, 9392590), (5, 5635554), (6, 4696295), (10, 2817777), (15, 1878518), (30, 939259), (71, 396870), (142, 198435), (213, 132290), (355, 79374), (426, 66145), (710, 39687), (1065, 26458), (2130, 13229)]