2013142820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{557}}^1\times {\mathrm{13901}}^1$

素因数の和:14480

約数の個数: 48

約数和(自身を含む): 4561301808

約数和(自身を除く): 2548158988

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 557, 1114, 2228, 2785, 5570, 7241, 11140, 13901, 14482, 27802, 28964, 36205, 55604, 69505, 72410, 139010, 144820, 180713, 278020, 361426, 722852, 903565, 1807130, 3614260, 7742857, 15485714, 30971428, 38714285, 77428570, 100657141, 154857140, 201314282, 402628564, 503285705, 1006571410, 2013142820]

約数ペア:

[(1, 2013142820), (2, 1006571410), (4, 503285705), (5, 402628564), (10, 201314282), (13, 154857140), (20, 100657141), (26, 77428570), (52, 38714285), (65, 30971428), (130, 15485714), (260, 7742857), (557, 3614260), (1114, 1807130), (2228, 903565), (2785, 722852), (5570, 361426), (7241, 278020), (11140, 180713), (13901, 144820), (14482, 139010), (27802, 72410), (28964, 69505), (36205, 55604)]