2971340

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1$

素因数の和:194

約数の個数: 48

約数和(自身を含む): 6652800

約数和(自身を除く): 3681460

約数列:

[1, 2, 4, 5, 10, 20, 29, 47, 58, 94, 109, 116, 145, 188, 218, 235, 290, 436, 470, 545, 580, 940, 1090, 1363, 2180, 2726, 3161, 5123, 5452, 6322, 6815, 10246, 12644, 13630, 15805, 20492, 25615, 27260, 31610, 51230, 63220, 102460, 148567, 297134, 594268, 742835, 1485670, 2971340]

約数ペア:

[(1, 2971340), (2, 1485670), (4, 742835), (5, 594268), (10, 297134), (20, 148567), (29, 102460), (47, 63220), (58, 51230), (94, 31610), (109, 27260), (116, 25615), (145, 20492), (188, 15805), (218, 13630), (235, 12644), (290, 10246), (436, 6815), (470, 6322), (545, 5452), (580, 5123), (940, 3161), (1090, 2726), (1363, 2180)]