24965020

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{17581}}^1$

素因数の和:17661

約数の個数: 24

約数和(自身を含む): 53167968

約数和(自身を除く): 28202948

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 17581, 35162, 70324, 87905, 175810, 351620, 1248251, 2496502, 4993004, 6241255, 12482510, 24965020]

約数ペア:

[(1, 24965020), (2, 12482510), (4, 6241255), (5, 4993004), (10, 2496502), (20, 1248251), (71, 351620), (142, 175810), (284, 87905), (355, 70324), (710, 35162), (1420, 17581)]