40866220

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{70459}}^1$

素因数の和:70497

約数の個数: 24

約数和(自身を含む): 88779600

約数和(自身を除く): 47913380

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 70459, 140918, 281836, 352295, 704590, 1409180, 2043311, 4086622, 8173244, 10216555, 20433110, 40866220]

約数ペア:

[(1, 40866220), (2, 20433110), (4, 10216555), (5, 8173244), (10, 4086622), (20, 2043311), (29, 1409180), (58, 704590), (116, 352295), (145, 281836), (290, 140918), (580, 70459)]