26638440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{221987}}^1$

素因数の和:222001

約数の個数: 32

約数和(自身を含む): 79915680

約数和(自身を除く): 53277240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 221987, 443974, 665961, 887948, 1109935, 1331922, 1775896, 2219870, 2663844, 3329805, 4439740, 5327688, 6659610, 8879480, 13319220, 26638440]

約数ペア:

[(1, 26638440), (2, 13319220), (3, 8879480), (4, 6659610), (5, 5327688), (6, 4439740), (8, 3329805), (10, 2663844), (12, 2219870), (15, 1775896), (20, 1331922), (24, 1109935), (30, 887948), (40, 665961), (60, 443974), (120, 221987)]