390740176

素因数分解:

$2^4\times {\mathrm{443}}^1\times {\mathrm{55127}}^1$

素因数の和:55578

約数の個数: 20

約数和(自身を含む): 758781792

約数和(自身を除く): 368041616

約数列:

[1, 2, 4, 8, 16, 443, 886, 1772, 3544, 7088, 55127, 110254, 220508, 441016, 882032, 24421261, 48842522, 97685044, 195370088, 390740176]

約数ペア:

[(1, 390740176), (2, 195370088), (4, 97685044), (8, 48842522), (16, 24421261), (443, 882032), (886, 441016), (1772, 220508), (3544, 110254), (7088, 55127)]