1087480

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{877}}^1$

素因数の和:919

約数の個数: 32

約数和(自身を含む): 2528640

約数和(自身を除く): 1441160

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 877, 1240, 1754, 3508, 4385, 7016, 8770, 17540, 27187, 35080, 54374, 108748, 135935, 217496, 271870, 543740, 1087480]

約数ペア:

[(1, 1087480), (2, 543740), (4, 271870), (5, 217496), (8, 135935), (10, 108748), (20, 54374), (31, 35080), (40, 27187), (62, 17540), (124, 8770), (155, 7016), (248, 4385), (310, 3508), (620, 1754), (877, 1240)]