2020144924

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{421}}^1\times {\mathrm{7451}}^1$

素因数の和:7906

約数の個数: 48

約数和(自身を含む): 4226535936

約数和(自身を除く): 2206391012

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 421, 644, 842, 1684, 2947, 5894, 7451, 9683, 11788, 14902, 19366, 29804, 38732, 52157, 67781, 104314, 135562, 171373, 208628, 271124, 342746, 685492, 1199611, 2399222, 3136871, 4798444, 6273742, 12547484, 21958097, 43916194, 72148033, 87832388, 144296066, 288592132, 505036231, 1010072462, 2020144924]

約数ペア:

[(1, 2020144924), (2, 1010072462), (4, 505036231), (7, 288592132), (14, 144296066), (23, 87832388), (28, 72148033), (46, 43916194), (92, 21958097), (161, 12547484), (322, 6273742), (421, 4798444), (644, 3136871), (842, 2399222), (1684, 1199611), (2947, 685492), (5894, 342746), (7451, 271124), (9683, 208628), (11788, 171373), (14902, 135562), (19366, 104314), (29804, 67781), (38732, 52157)]