4994380

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1$

素因数の和:226

約数の個数: 48

約数和(自身を含む): 11088000

約数和(自身を除く): 6093620

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 79, 109, 116, 145, 158, 218, 290, 316, 395, 436, 545, 580, 790, 1090, 1580, 2180, 2291, 3161, 4582, 6322, 8611, 9164, 11455, 12644, 15805, 17222, 22910, 31610, 34444, 43055, 45820, 63220, 86110, 172220, 249719, 499438, 998876, 1248595, 2497190, 4994380]

約数ペア:

[(1, 4994380), (2, 2497190), (4, 1248595), (5, 998876), (10, 499438), (20, 249719), (29, 172220), (58, 86110), (79, 63220), (109, 45820), (116, 43055), (145, 34444), (158, 31610), (218, 22910), (290, 17222), (316, 15805), (395, 12644), (436, 11455), (545, 9164), (580, 8611), (790, 6322), (1090, 4582), (1580, 3161), (2180, 2291)]