20132011940

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{751}}^1\times {\mathrm{43237}}^1$

素因数の和:44028

約数の個数: 48

約数和(自身を含む): 43700127744

約数和(自身を除く): 23568115804

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 751, 1502, 3004, 3755, 7510, 15020, 23281, 43237, 46562, 86474, 93124, 116405, 172948, 216185, 232810, 432370, 465620, 864740, 1340347, 2680694, 5361388, 6701735, 13403470, 26806940, 32470987, 64941974, 129883948, 162354935, 324709870, 649419740, 1006600597, 2013201194, 4026402388, 5033002985, 10066005970, 20132011940]

約数ペア:

[(1, 20132011940), (2, 10066005970), (4, 5033002985), (5, 4026402388), (10, 2013201194), (20, 1006600597), (31, 649419740), (62, 324709870), (124, 162354935), (155, 129883948), (310, 64941974), (620, 32470987), (751, 26806940), (1502, 13403470), (3004, 6701735), (3755, 5361388), (7510, 2680694), (15020, 1340347), (23281, 864740), (43237, 465620), (46562, 432370), (86474, 232810), (93124, 216185), (116405, 172948)]