1391144740

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{838039}}^1$

素因数の和:838131

約数の個数: 24

約数和(自身を含む): 2956605120

約数和(自身を除く): 1565460380

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 332, 415, 830, 1660, 838039, 1676078, 3352156, 4190195, 8380390, 16760780, 69557237, 139114474, 278228948, 347786185, 695572370, 1391144740]

約数ペア:

[(1, 1391144740), (2, 695572370), (4, 347786185), (5, 278228948), (10, 139114474), (20, 69557237), (83, 16760780), (166, 8380390), (332, 4190195), (415, 3352156), (830, 1676078), (1660, 838039)]