40543960

素因数分解:

$2^3\times 5^1\times {\mathrm{239}}^1\times {\mathrm{4241}}^1$

素因数の和:4491

約数の個数: 32

約数和(自身を含む): 91627200

約数和(自身を除く): 51083240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 239, 478, 956, 1195, 1912, 2390, 4241, 4780, 8482, 9560, 16964, 21205, 33928, 42410, 84820, 169640, 1013599, 2027198, 4054396, 5067995, 8108792, 10135990, 20271980, 40543960]

約数ペア:

[(1, 40543960), (2, 20271980), (4, 10135990), (5, 8108792), (8, 5067995), (10, 4054396), (20, 2027198), (40, 1013599), (239, 169640), (478, 84820), (956, 42410), (1195, 33928), (1912, 21205), (2390, 16964), (4241, 9560), (4780, 8482)]