126732020

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{48371}}^1$

素因数の和:48511

約数の個数: 24

約数和(自身を含む): 268174368

約数和(自身を除く): 141442348

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2620, 48371, 96742, 193484, 241855, 483710, 967420, 6336601, 12673202, 25346404, 31683005, 63366010, 126732020]

約数ペア:

[(1, 126732020), (2, 63366010), (4, 31683005), (5, 25346404), (10, 12673202), (20, 6336601), (131, 967420), (262, 483710), (524, 241855), (655, 193484), (1310, 96742), (2620, 48371)]