201491560

素因数分解:

$2^3\times 5^1\times {\mathrm{379}}^1\times {\mathrm{13291}}^1$

素因数の和:13681

約数の個数: 32

約数和(自身を含む): 454586400

約数和(自身を除く): 253094840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 379, 758, 1516, 1895, 3032, 3790, 7580, 13291, 15160, 26582, 53164, 66455, 106328, 132910, 265820, 531640, 5037289, 10074578, 20149156, 25186445, 40298312, 50372890, 100745780, 201491560]

約数ペア:

[(1, 201491560), (2, 100745780), (4, 50372890), (5, 40298312), (8, 25186445), (10, 20149156), (20, 10074578), (40, 5037289), (379, 531640), (758, 265820), (1516, 132910), (1895, 106328), (3032, 66455), (3790, 53164), (7580, 26582), (13291, 15160)]