28607080

素因数分解:

$2^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{6329}}^1$

素因数の和:6453

約数の個数: 32

約数和(自身を含む): 64945800

約数和(自身を除く): 36338720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 113, 226, 452, 565, 904, 1130, 2260, 4520, 6329, 12658, 25316, 31645, 50632, 63290, 126580, 253160, 715177, 1430354, 2860708, 3575885, 5721416, 7151770, 14303540, 28607080]

約数ペア:

[(1, 28607080), (2, 14303540), (4, 7151770), (5, 5721416), (8, 3575885), (10, 2860708), (20, 1430354), (40, 715177), (113, 253160), (226, 126580), (452, 63290), (565, 50632), (904, 31645), (1130, 25316), (2260, 12658), (4520, 6329)]