2013733780

素因数分解:

$2^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{401}}^1\times {\mathrm{977}}^1$

素因数の和:1644

約数の個数: 48

約数和(自身を含む): 4260238416

約数和(自身を除く): 2246504636

約数列:

[1, 2, 4, 5, 10, 20, 257, 401, 514, 802, 977, 1028, 1285, 1604, 1954, 2005, 2570, 3908, 4010, 4885, 5140, 8020, 9770, 19540, 103057, 206114, 251089, 391777, 412228, 502178, 515285, 783554, 1004356, 1030570, 1255445, 1567108, 1958885, 2061140, 2510890, 3917770, 5021780, 7835540, 100686689, 201373378, 402746756, 503433445, 1006866890, 2013733780]

約数ペア:

[(1, 2013733780), (2, 1006866890), (4, 503433445), (5, 402746756), (10, 201373378), (20, 100686689), (257, 7835540), (401, 5021780), (514, 3917770), (802, 2510890), (977, 2061140), (1028, 1958885), (1285, 1567108), (1604, 1255445), (1954, 1030570), (2005, 1004356), (2570, 783554), (3908, 515285), (4010, 502178), (4885, 412228), (5140, 391777), (8020, 251089), (9770, 206114), (19540, 103057)]