72355220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{5807}}^1$

素因数の和:5912

約数の個数: 48

約数和(自身を含む): 175633920

約数和(自身を除く): 103278700

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 89, 140, 178, 356, 445, 623, 890, 1246, 1780, 2492, 3115, 5807, 6230, 11614, 12460, 23228, 29035, 40649, 58070, 81298, 116140, 162596, 203245, 406490, 516823, 812980, 1033646, 2067292, 2584115, 3617761, 5168230, 7235522, 10336460, 14471044, 18088805, 36177610, 72355220]

約数ペア:

[(1, 72355220), (2, 36177610), (4, 18088805), (5, 14471044), (7, 10336460), (10, 7235522), (14, 5168230), (20, 3617761), (28, 2584115), (35, 2067292), (70, 1033646), (89, 812980), (140, 516823), (178, 406490), (356, 203245), (445, 162596), (623, 116140), (890, 81298), (1246, 58070), (1780, 40649), (2492, 29035), (3115, 23228), (5807, 12460), (6230, 11614)]