22125020

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{15581}}^1$

素因数の和:15661

約数の個数: 24

約数和(自身を含む): 47119968

約数和(自身を除く): 24994948

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 15581, 31162, 62324, 77905, 155810, 311620, 1106251, 2212502, 4425004, 5531255, 11062510, 22125020]

約数ペア:

[(1, 22125020), (2, 11062510), (4, 5531255), (5, 4425004), (10, 2212502), (20, 1106251), (71, 311620), (142, 155810), (284, 77905), (355, 62324), (710, 31162), (1420, 15581)]