40185080

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{77279}}^1$

素因数の和:77303

約数の個数: 32

約数和(自身を含む): 97372800

約数和(自身を除く): 57187720

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 77279, 154558, 309116, 386395, 618232, 772790, 1004627, 1545580, 2009254, 3091160, 4018508, 5023135, 8037016, 10046270, 20092540, 40185080]

約数ペア:

[(1, 40185080), (2, 20092540), (4, 10046270), (5, 8037016), (8, 5023135), (10, 4018508), (13, 3091160), (20, 2009254), (26, 1545580), (40, 1004627), (52, 772790), (65, 618232), (104, 386395), (130, 309116), (260, 154558), (520, 77279)]