1330756497020

素因数分解:

$2^2\times 5^1\times {\mathrm{647}}^1\times {\mathrm{1459}}^1\times {\mathrm{70487}}^1$

素因数の和:72602

約数の個数: 48

約数和(自身を含む): 2800866055680

約数和(自身を除く): 1470109558660

約数列:

[1, 2, 4, 5, 10, 20, 647, 1294, 1459, 2588, 2918, 3235, 5836, 6470, 7295, 12940, 14590, 29180, 70487, 140974, 281948, 352435, 704870, 943973, 1409740, 1887946, 3775892, 4719865, 9439730, 18879460, 45605089, 91210178, 102840533, 182420356, 205681066, 228025445, 411362132, 456050890, 514202665, 912101780, 1028405330, 2056810660, 66537824851, 133075649702, 266151299404, 332689124255, 665378248510, 1330756497020]

約数ペア:

[(1, 1330756497020), (2, 665378248510), (4, 332689124255), (5, 266151299404), (10, 133075649702), (20, 66537824851), (647, 2056810660), (1294, 1028405330), (1459, 912101780), (2588, 514202665), (2918, 456050890), (3235, 411362132), (5836, 228025445), (6470, 205681066), (7295, 182420356), (12940, 102840533), (14590, 91210178), (29180, 45605089), (70487, 18879460), (140974, 9439730), (281948, 4719865), (352435, 3775892), (704870, 1887946), (943973, 1409740)]