399781605310

素因数分解:

$2^1\times 5^1\times {\mathrm{191}}^1\times {\mathrm{1721}}^1\times {\mathrm{121621}}^1$

素因数の和:123540

約数の個数: 32

約数和(自身を含む): 723800738304

約数和(自身を除く): 324019132994

約数列:

[1, 2, 5, 10, 191, 382, 955, 1721, 1910, 3442, 8605, 17210, 121621, 243242, 328711, 608105, 657422, 1216210, 1643555, 3287110, 23229611, 46459222, 116148055, 209309741, 232296110, 418619482, 1046548705, 2093097410, 39978160531, 79956321062, 199890802655, 399781605310]

約数ペア:

[(1, 399781605310), (2, 199890802655), (5, 79956321062), (10, 39978160531), (191, 2093097410), (382, 1046548705), (955, 418619482), (1721, 232296110), (1910, 209309741), (3442, 116148055), (8605, 46459222), (17210, 23229611), (121621, 3287110), (243242, 1643555), (328711, 1216210), (608105, 657422)]