17752540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{68279}}^1$

素因数の和:68301

約数の個数: 24

約数和(自身を含む): 40148640

約数和(自身を除く): 22396100

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 68279, 136558, 273116, 341395, 682790, 887627, 1365580, 1775254, 3550508, 4438135, 8876270, 17752540]

約数ペア:

[(1, 17752540), (2, 8876270), (4, 4438135), (5, 3550508), (10, 1775254), (13, 1365580), (20, 887627), (26, 682790), (52, 341395), (65, 273116), (130, 136558), (260, 68279)]