174680

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{397}}^1$

素因数の和:419

約数の個数: 32

約数和(自身を含む): 429840

約数和(自身を除く): 255160

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 397, 440, 794, 1588, 1985, 3176, 3970, 4367, 7940, 8734, 15880, 17468, 21835, 34936, 43670, 87340, 174680]

約数ペア:

[(1, 174680), (2, 87340), (4, 43670), (5, 34936), (8, 21835), (10, 17468), (11, 15880), (20, 8734), (22, 7940), (40, 4367), (44, 3970), (55, 3176), (88, 1985), (110, 1588), (220, 794), (397, 440)]