257845060

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1172023}}^1$

素因数の和:1172043

約数の個数: 24

約数和(自身を含む): 590700096

約数和(自身を除く): 332855036

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 1172023, 2344046, 4688092, 5860115, 11720230, 12892253, 23440460, 25784506, 51569012, 64461265, 128922530, 257845060]

約数ペア:

[(1, 257845060), (2, 128922530), (4, 64461265), (5, 51569012), (10, 25784506), (11, 23440460), (20, 12892253), (22, 11720230), (44, 5860115), (55, 4688092), (110, 2344046), (220, 1172023)]