208041020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{4951}}^1$

素因数の和:5162

約数の個数: 48

約数和(自身を含む): 479195136

約数和(自身を除く): 271154116

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 191, 220, 382, 764, 955, 1910, 2101, 3820, 4202, 4951, 8404, 9902, 10505, 19804, 21010, 24755, 42020, 49510, 54461, 99020, 108922, 217844, 272305, 544610, 945641, 1089220, 1891282, 3782564, 4728205, 9456410, 10402051, 18912820, 20804102, 41608204, 52010255, 104020510, 208041020]

約数ペア:

[(1, 208041020), (2, 104020510), (4, 52010255), (5, 41608204), (10, 20804102), (11, 18912820), (20, 10402051), (22, 9456410), (44, 4728205), (55, 3782564), (110, 1891282), (191, 1089220), (220, 945641), (382, 544610), (764, 272305), (955, 217844), (1910, 108922), (2101, 99020), (3820, 54461), (4202, 49510), (4951, 42020), (8404, 24755), (9902, 21010), (10505, 19804)]