4426940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{307}}^1$

素因数の和:426

約数の個数: 48

約数和(自身を含む): 10762752

約数和(自身を除く): 6335812

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 103, 140, 206, 307, 412, 515, 614, 721, 1030, 1228, 1442, 1535, 2060, 2149, 2884, 3070, 3605, 4298, 6140, 7210, 8596, 10745, 14420, 21490, 31621, 42980, 63242, 126484, 158105, 221347, 316210, 442694, 632420, 885388, 1106735, 2213470, 4426940]

約数ペア:

[(1, 4426940), (2, 2213470), (4, 1106735), (5, 885388), (7, 632420), (10, 442694), (14, 316210), (20, 221347), (28, 158105), (35, 126484), (70, 63242), (103, 42980), (140, 31621), (206, 21490), (307, 14420), (412, 10745), (515, 8596), (614, 7210), (721, 6140), (1030, 4298), (1228, 3605), (1442, 3070), (1535, 2884), (2060, 2149)]