22236440

素因数分解:

$2^3\times 5^1\times {\mathrm{631}}^1\times {\mathrm{881}}^1$

素因数の和:1523

約数の個数: 32

約数和(自身を含む): 50168160

約数和(自身を除く): 27931720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 631, 881, 1262, 1762, 2524, 3155, 3524, 4405, 5048, 6310, 7048, 8810, 12620, 17620, 25240, 35240, 555911, 1111822, 2223644, 2779555, 4447288, 5559110, 11118220, 22236440]

約数ペア:

[(1, 22236440), (2, 11118220), (4, 5559110), (5, 4447288), (8, 2779555), (10, 2223644), (20, 1111822), (40, 555911), (631, 35240), (881, 25240), (1262, 17620), (1762, 12620), (2524, 8810), (3155, 7048), (3524, 6310), (4405, 5048)]