788360140

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{191}}^1\times {\mathrm{4391}}^1$

素因数の和:4638

約数の個数: 48

約数和(自身を含む): 1700020224

約数和(自身を除く): 911660084

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 191, 235, 382, 470, 764, 940, 955, 1910, 3820, 4391, 8782, 8977, 17564, 17954, 21955, 35908, 43910, 44885, 87820, 89770, 179540, 206377, 412754, 825508, 838681, 1031885, 1677362, 2063770, 3354724, 4127540, 4193405, 8386810, 16773620, 39418007, 78836014, 157672028, 197090035, 394180070, 788360140]

約数ペア:

[(1, 788360140), (2, 394180070), (4, 197090035), (5, 157672028), (10, 78836014), (20, 39418007), (47, 16773620), (94, 8386810), (188, 4193405), (191, 4127540), (235, 3354724), (382, 2063770), (470, 1677362), (764, 1031885), (940, 838681), (955, 825508), (1910, 412754), (3820, 206377), (4391, 179540), (8782, 89770), (8977, 87820), (17564, 44885), (17954, 43910), (21955, 35908)]