31666980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{3797}}^1$

素因数の和:3948

約数の個数: 48

約数和(自身を含む): 89328960

約数和(自身を除く): 57661980

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 139, 278, 417, 556, 695, 834, 1390, 1668, 2085, 2780, 3797, 4170, 7594, 8340, 11391, 15188, 18985, 22782, 37970, 45564, 56955, 75940, 113910, 227820, 527783, 1055566, 1583349, 2111132, 2638915, 3166698, 5277830, 6333396, 7916745, 10555660, 15833490, 31666980]

約数ペア:

[(1, 31666980), (2, 15833490), (3, 10555660), (4, 7916745), (5, 6333396), (6, 5277830), (10, 3166698), (12, 2638915), (15, 2111132), (20, 1583349), (30, 1055566), (60, 527783), (139, 227820), (278, 113910), (417, 75940), (556, 56955), (695, 45564), (834, 37970), (1390, 22782), (1668, 18985), (2085, 15188), (2780, 11391), (3797, 8340), (4170, 7594)]