40279540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{9281}}^1$

素因数の和:9328

約数の個数: 48

約数和(自身を含む): 99800064

約数和(自身を除く): 59520524

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 620, 868, 1085, 2170, 4340, 9281, 18562, 37124, 46405, 64967, 92810, 129934, 185620, 259868, 287711, 324835, 575422, 649670, 1150844, 1299340, 1438555, 2013977, 2877110, 4027954, 5754220, 8055908, 10069885, 20139770, 40279540]

約数ペア:

[(1, 40279540), (2, 20139770), (4, 10069885), (5, 8055908), (7, 5754220), (10, 4027954), (14, 2877110), (20, 2013977), (28, 1438555), (31, 1299340), (35, 1150844), (62, 649670), (70, 575422), (124, 324835), (140, 287711), (155, 259868), (217, 185620), (310, 129934), (434, 92810), (620, 64967), (868, 46405), (1085, 37124), (2170, 18562), (4340, 9281)]