140468780

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{69539}}^1$

素因数の和:69649

約数の個数: 24

約数和(自身を含む): 297909360

約数和(自身を除く): 157440580

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 1010, 2020, 69539, 139078, 278156, 347695, 695390, 1390780, 7023439, 14046878, 28093756, 35117195, 70234390, 140468780]

約数ペア:

[(1, 140468780), (2, 70234390), (4, 35117195), (5, 28093756), (10, 14046878), (20, 7023439), (101, 1390780), (202, 695390), (404, 347695), (505, 278156), (1010, 139078), (2020, 69539)]