9408980

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{9601}}^1$

素因数の和:9624

約数の個数: 36

約数和(自身を含む): 22987188

約数和(自身を除く): 13578208

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 9601, 19202, 38404, 48005, 67207, 96010, 134414, 192020, 268828, 336035, 470449, 672070, 940898, 1344140, 1881796, 2352245, 4704490, 9408980]

約数ペア:

[(1, 9408980), (2, 4704490), (4, 2352245), (5, 1881796), (7, 1344140), (10, 940898), (14, 672070), (20, 470449), (28, 336035), (35, 268828), (49, 192020), (70, 134414), (98, 96010), (140, 67207), (196, 48005), (245, 38404), (490, 19202), (980, 9601)]