28096760

素因数分解:

$2^3\times 5^1\times {\mathrm{211}}^1\times {\mathrm{3329}}^1$

素因数の和:3551

約数の個数: 32

約数和(自身を含む): 63536400

約数和(自身を除く): 35439640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 211, 422, 844, 1055, 1688, 2110, 3329, 4220, 6658, 8440, 13316, 16645, 26632, 33290, 66580, 133160, 702419, 1404838, 2809676, 3512095, 5619352, 7024190, 14048380, 28096760]

約数ペア:

[(1, 28096760), (2, 14048380), (4, 7024190), (5, 5619352), (8, 3512095), (10, 2809676), (20, 1404838), (40, 702419), (211, 133160), (422, 66580), (844, 33290), (1055, 26632), (1688, 16645), (2110, 13316), (3329, 8440), (4220, 6658)]