13894520

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{4397}}^1$

素因数の和:4487

約数の個数: 32

約数和(自身を含む): 31665600

約数和(自身を除く): 17771080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 395, 632, 790, 1580, 3160, 4397, 8794, 17588, 21985, 35176, 43970, 87940, 175880, 347363, 694726, 1389452, 1736815, 2778904, 3473630, 6947260, 13894520]

約数ペア:

[(1, 13894520), (2, 6947260), (4, 3473630), (5, 2778904), (8, 1736815), (10, 1389452), (20, 694726), (40, 347363), (79, 175880), (158, 87940), (316, 43970), (395, 35176), (632, 21985), (790, 17588), (1580, 8794), (3160, 4397)]