144374140

素因数分解:

$2^2\times 5^1\times {\mathrm{809}}^1\times {\mathrm{8923}}^1$

素因数の和:9741

約数の個数: 24

約数和(自身を含む): 303594480

約数和(自身を除く): 159220340

約数列:

[1, 2, 4, 5, 10, 20, 809, 1618, 3236, 4045, 8090, 8923, 16180, 17846, 35692, 44615, 89230, 178460, 7218707, 14437414, 28874828, 36093535, 72187070, 144374140]

約数ペア:

[(1, 144374140), (2, 72187070), (4, 36093535), (5, 28874828), (10, 14437414), (20, 7218707), (809, 178460), (1618, 89230), (3236, 44615), (4045, 35692), (8090, 17846), (8923, 16180)]