22486480

素因数分解:

$2^4\times 5^1\times {\mathrm{281081}}^1$

素因数の和:281094

約数の個数: 20

約数和(自身を含む): 52281252

約数和(自身を除く): 29794772

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 281081, 562162, 1124324, 1405405, 2248648, 2810810, 4497296, 5621620, 11243240, 22486480]

約数ペア:

[(1, 22486480), (2, 11243240), (4, 5621620), (5, 4497296), (8, 2810810), (10, 2248648), (16, 1405405), (20, 1124324), (40, 562162), (80, 281081)]