72131620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{327871}}^1$

素因数の和:327891

約数の個数: 24

約数和(自身を含む): 165247488

約数和(自身を除く): 93115868

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 327871, 655742, 1311484, 1639355, 3278710, 3606581, 6557420, 7213162, 14426324, 18032905, 36065810, 72131620]

約数ペア:

[(1, 72131620), (2, 36065810), (4, 18032905), (5, 14426324), (10, 7213162), (11, 6557420), (20, 3606581), (22, 3278710), (44, 1639355), (55, 1311484), (110, 655742), (220, 327871)]