2016266620

素因数分解:

$2^2\times 5^1\times {\mathrm{2503}}^1\times {\mathrm{40277}}^1$

素因数の和:42789

約数の個数: 24

約数和(自身を含む): 4235956704

約数和(自身を除く): 2219690084

約数列:

[1, 2, 4, 5, 10, 20, 2503, 5006, 10012, 12515, 25030, 40277, 50060, 80554, 161108, 201385, 402770, 805540, 100813331, 201626662, 403253324, 504066655, 1008133310, 2016266620]

約数ペア:

[(1, 2016266620), (2, 1008133310), (4, 504066655), (5, 403253324), (10, 201626662), (20, 100813331), (2503, 805540), (5006, 402770), (10012, 201385), (12515, 161108), (25030, 80554), (40277, 50060)]