3940783480

素因数分解:

$2^3\times 5^1\times {\mathrm{881}}^1\times {\mathrm{111827}}^1$

素因数の和:112719

約数の個数: 32

約数和(自身を含む): 8876906640

約数和(自身を除く): 4936123160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 881, 1762, 3524, 4405, 7048, 8810, 17620, 35240, 111827, 223654, 447308, 559135, 894616, 1118270, 2236540, 4473080, 98519587, 197039174, 394078348, 492597935, 788156696, 985195870, 1970391740, 3940783480]

約数ペア:

[(1, 3940783480), (2, 1970391740), (4, 985195870), (5, 788156696), (8, 492597935), (10, 394078348), (20, 197039174), (40, 98519587), (881, 4473080), (1762, 2236540), (3524, 1118270), (4405, 894616), (7048, 559135), (8810, 447308), (17620, 223654), (35240, 111827)]