2016451340

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{52321}}^1$

素因数の和:52418

約数の個数: 48

約数和(自身を含む): 4430208384

約数和(自身を除く): 2413757044

約数列:

[1, 2, 4, 5, 10, 20, 41, 47, 82, 94, 164, 188, 205, 235, 410, 470, 820, 940, 1927, 3854, 7708, 9635, 19270, 38540, 52321, 104642, 209284, 261605, 523210, 1046420, 2145161, 2459087, 4290322, 4918174, 8580644, 9836348, 10725805, 12295435, 21451610, 24590870, 42903220, 49181740, 100822567, 201645134, 403290268, 504112835, 1008225670, 2016451340]

約数ペア:

[(1, 2016451340), (2, 1008225670), (4, 504112835), (5, 403290268), (10, 201645134), (20, 100822567), (41, 49181740), (47, 42903220), (82, 24590870), (94, 21451610), (164, 12295435), (188, 10725805), (205, 9836348), (235, 8580644), (410, 4918174), (470, 4290322), (820, 2459087), (940, 2145161), (1927, 1046420), (3854, 523210), (7708, 261605), (9635, 209284), (19270, 104642), (38540, 52321)]