40854620

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{70439}}^1$

素因数の和:70477

約数の個数: 24

約数和(自身を含む): 88754400

約数和(自身を除く): 47899780

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 70439, 140878, 281756, 352195, 704390, 1408780, 2042731, 4085462, 8170924, 10213655, 20427310, 40854620]

約数ペア:

[(1, 40854620), (2, 20427310), (4, 10213655), (5, 8170924), (10, 4085462), (20, 2042731), (29, 1408780), (58, 704390), (116, 352195), (145, 281756), (290, 140878), (580, 70439)]