260369840

素因数分解:

$2^4\times 5^1\times {\mathrm{3254623}}^1$

素因数の和:3254636

約数の個数: 20

約数和(自身を含む): 605360064

約数和(自身を除く): 344990224

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 3254623, 6509246, 13018492, 16273115, 26036984, 32546230, 52073968, 65092460, 130184920, 260369840]

約数ペア:

[(1, 260369840), (2, 130184920), (4, 65092460), (5, 52073968), (8, 32546230), (10, 26036984), (16, 16273115), (20, 13018492), (40, 6509246), (80, 3254623)]