39705080

素因数分解:

$2^3\times 5^1\times {\mathrm{191}}^1\times {\mathrm{5197}}^1$

素因数の和:5399

約数の個数: 32

約数和(自身を含む): 89821440

約数和(自身を除く): 50116360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 191, 382, 764, 955, 1528, 1910, 3820, 5197, 7640, 10394, 20788, 25985, 41576, 51970, 103940, 207880, 992627, 1985254, 3970508, 4963135, 7941016, 9926270, 19852540, 39705080]

約数ペア:

[(1, 39705080), (2, 19852540), (4, 9926270), (5, 7941016), (8, 4963135), (10, 3970508), (20, 1985254), (40, 992627), (191, 207880), (382, 103940), (764, 51970), (955, 41576), (1528, 25985), (1910, 20788), (3820, 10394), (5197, 7640)]