40668014740

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1319}}^1\times {\mathrm{21713}}^1$

素因数の和:23112

約数の個数: 48

約数和(自身を含む): 86675339520

約数和(自身を除く): 46007324780

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1319, 1420, 2638, 5276, 6595, 13190, 21713, 26380, 43426, 86852, 93649, 108565, 187298, 217130, 374596, 434260, 468245, 936490, 1541623, 1872980, 3083246, 6166492, 7708115, 15416230, 28639447, 30832460, 57278894, 114557788, 143197235, 286394470, 572788940, 2033400737, 4066801474, 8133602948, 10167003685, 20334007370, 40668014740]

約数ペア:

[(1, 40668014740), (2, 20334007370), (4, 10167003685), (5, 8133602948), (10, 4066801474), (20, 2033400737), (71, 572788940), (142, 286394470), (284, 143197235), (355, 114557788), (710, 57278894), (1319, 30832460), (1420, 28639447), (2638, 15416230), (5276, 7708115), (6595, 6166492), (13190, 3083246), (21713, 1872980), (26380, 1541623), (43426, 936490), (86852, 468245), (93649, 434260), (108565, 374596), (187298, 217130)]