15697902020

素因数分解:

$2^2\times 5^1\times {\mathrm{281}}^1\times {\mathrm{569}}^1\times {\mathrm{4909}}^1$

素因数の和:5768

約数の個数: 48

約数和(自身を含む): 33147802800

約数和(自身を除く): 17449900780

約数列:

[1, 2, 4, 5, 10, 20, 281, 562, 569, 1124, 1138, 1405, 2276, 2810, 2845, 4909, 5620, 5690, 9818, 11380, 19636, 24545, 49090, 98180, 159889, 319778, 639556, 799445, 1379429, 1598890, 2758858, 2793221, 3197780, 5517716, 5586442, 6897145, 11172884, 13794290, 13966105, 27588580, 27932210, 55864420, 784895101, 1569790202, 3139580404, 3924475505, 7848951010, 15697902020]

約数ペア:

[(1, 15697902020), (2, 7848951010), (4, 3924475505), (5, 3139580404), (10, 1569790202), (20, 784895101), (281, 55864420), (562, 27932210), (569, 27588580), (1124, 13966105), (1138, 13794290), (1405, 11172884), (2276, 6897145), (2810, 5586442), (2845, 5517716), (4909, 3197780), (5620, 2793221), (5690, 2758858), (9818, 1598890), (11380, 1379429), (19636, 799445), (24545, 639556), (49090, 319778), (98180, 159889)]