2772622420

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1952551}}^1$

素因数の和:1952631

約数の個数: 24

約数和(自身を含む): 5904517248

約数和(自身を除く): 3131894828

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 1952551, 3905102, 7810204, 9762755, 19525510, 39051020, 138631121, 277262242, 554524484, 693155605, 1386311210, 2772622420]

約数ペア:

[(1, 2772622420), (2, 1386311210), (4, 693155605), (5, 554524484), (10, 277262242), (20, 138631121), (71, 39051020), (142, 19525510), (284, 9762755), (355, 7810204), (710, 3905102), (1420, 1952551)]