11999480

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{9677}}^1$

素因数の和:9719

約数の個数: 32

約数和(自身を含む): 27872640

約数和(自身を除く): 15873160

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 9677, 19354, 38708, 48385, 77416, 96770, 193540, 299987, 387080, 599974, 1199948, 1499935, 2399896, 2999870, 5999740, 11999480]

約数ペア:

[(1, 11999480), (2, 5999740), (4, 2999870), (5, 2399896), (8, 1499935), (10, 1199948), (20, 599974), (31, 387080), (40, 299987), (62, 193540), (124, 96770), (155, 77416), (248, 48385), (310, 38708), (620, 19354), (1240, 9677)]