123342220

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{1951}}^1$

素因数の和:2098

約数の個数: 48

約数和(自身を含む): 270547200

約数和(自身を除く): 147204980

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 109, 116, 145, 218, 290, 436, 545, 580, 1090, 1951, 2180, 3161, 3902, 6322, 7804, 9755, 12644, 15805, 19510, 31610, 39020, 56579, 63220, 113158, 212659, 226316, 282895, 425318, 565790, 850636, 1063295, 1131580, 2126590, 4253180, 6167111, 12334222, 24668444, 30835555, 61671110, 123342220]

約数ペア:

[(1, 123342220), (2, 61671110), (4, 30835555), (5, 24668444), (10, 12334222), (20, 6167111), (29, 4253180), (58, 2126590), (109, 1131580), (116, 1063295), (145, 850636), (218, 565790), (290, 425318), (436, 282895), (545, 226316), (580, 212659), (1090, 113158), (1951, 63220), (2180, 56579), (3161, 39020), (3902, 31610), (6322, 19510), (7804, 15805), (9755, 12644)]