77730980

素因数分解:

$2^2\times 5^1\times {\mathrm{1171}}^1\times {\mathrm{3319}}^1$

素因数の和:4499

約数の個数: 24

約数和(自身を含む): 163423680

約数和(自身を除く): 85692700

約数列:

[1, 2, 4, 5, 10, 20, 1171, 2342, 3319, 4684, 5855, 6638, 11710, 13276, 16595, 23420, 33190, 66380, 3886549, 7773098, 15546196, 19432745, 38865490, 77730980]

約数ペア:

[(1, 77730980), (2, 38865490), (4, 19432745), (5, 15546196), (10, 7773098), (20, 3886549), (1171, 66380), (2342, 33190), (3319, 23420), (4684, 16595), (5855, 13276), (6638, 11710)]