4488620

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1$

素因数の和:218

約数の個数: 48

約数和(自身を含む): 9979200

約数和(自身を除く): 5490580

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 71, 109, 116, 142, 145, 218, 284, 290, 355, 436, 545, 580, 710, 1090, 1420, 2059, 2180, 3161, 4118, 6322, 7739, 8236, 10295, 12644, 15478, 15805, 20590, 30956, 31610, 38695, 41180, 63220, 77390, 154780, 224431, 448862, 897724, 1122155, 2244310, 4488620]

約数ペア:

[(1, 4488620), (2, 2244310), (4, 1122155), (5, 897724), (10, 448862), (20, 224431), (29, 154780), (58, 77390), (71, 63220), (109, 41180), (116, 38695), (142, 31610), (145, 30956), (218, 20590), (284, 15805), (290, 15478), (355, 12644), (436, 10295), (545, 8236), (580, 7739), (710, 6322), (1090, 4118), (1420, 3161), (2059, 2180)]