27988550

素因数分解:

$2^1\times 5^2\times {\mathrm{389}}^1\times {\mathrm{1439}}^1$

素因数の和:1840

約数の個数: 24

約数和(自身を含む): 52228800

約数和(自身を除く): 24240250

約数列:

[1, 2, 5, 10, 25, 50, 389, 778, 1439, 1945, 2878, 3890, 7195, 9725, 14390, 19450, 35975, 71950, 559771, 1119542, 2798855, 5597710, 13994275, 27988550]

約数ペア:

[(1, 27988550), (2, 13994275), (5, 5597710), (10, 2798855), (25, 1119542), (50, 559771), (389, 71950), (778, 35975), (1439, 19450), (1945, 14390), (2878, 9725), (3890, 7195)]