262637960

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{505073}}^1$

素因数の和:505097

約数の個数: 32

約数和(自身を含む): 636393240

約数和(自身を除く): 373755280

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 505073, 1010146, 2020292, 2525365, 4040584, 5050730, 6565949, 10101460, 13131898, 20202920, 26263796, 32829745, 52527592, 65659490, 131318980, 262637960]

約数ペア:

[(1, 262637960), (2, 131318980), (4, 65659490), (5, 52527592), (8, 32829745), (10, 26263796), (13, 20202920), (20, 13131898), (26, 10101460), (40, 6565949), (52, 5050730), (65, 4040584), (104, 2525365), (130, 2020292), (260, 1010146), (520, 505073)]