8045660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{569}}^1$

素因数の和:686

約数の個数: 48

約数和(自身を含む): 19535040

約数和(自身を除く): 11489380

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 101, 140, 202, 404, 505, 569, 707, 1010, 1138, 1414, 2020, 2276, 2828, 2845, 3535, 3983, 5690, 7070, 7966, 11380, 14140, 15932, 19915, 39830, 57469, 79660, 114938, 229876, 287345, 402283, 574690, 804566, 1149380, 1609132, 2011415, 4022830, 8045660]

約数ペア:

[(1, 8045660), (2, 4022830), (4, 2011415), (5, 1609132), (7, 1149380), (10, 804566), (14, 574690), (20, 402283), (28, 287345), (35, 229876), (70, 114938), (101, 79660), (140, 57469), (202, 39830), (404, 19915), (505, 15932), (569, 14140), (707, 11380), (1010, 7966), (1138, 7070), (1414, 5690), (2020, 3983), (2276, 3535), (2828, 2845)]