8357480

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^2\times {\mathrm{113}}^1$

素因数の和:210

約数の個数: 48

約数和(自身を含む): 19422180

約数和(自身を除く): 11064700

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 113, 172, 215, 226, 344, 430, 452, 565, 860, 904, 1130, 1720, 1849, 2260, 3698, 4520, 4859, 7396, 9245, 9718, 14792, 18490, 19436, 24295, 36980, 38872, 48590, 73960, 97180, 194360, 208937, 417874, 835748, 1044685, 1671496, 2089370, 4178740, 8357480]

約数ペア:

[(1, 8357480), (2, 4178740), (4, 2089370), (5, 1671496), (8, 1044685), (10, 835748), (20, 417874), (40, 208937), (43, 194360), (86, 97180), (113, 73960), (172, 48590), (215, 38872), (226, 36980), (344, 24295), (430, 19436), (452, 18490), (565, 14792), (860, 9718), (904, 9245), (1130, 7396), (1720, 4859), (1849, 4520), (2260, 3698)]