42662320

素因数分解:

$2^4\times 5^1\times {\mathrm{197}}^1\times {\mathrm{2707}}^1$

素因数の和:2917

約数の個数: 40

約数和(自身を含む): 99730224

約数和(自身を除く): 57067904

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 197, 394, 788, 985, 1576, 1970, 2707, 3152, 3940, 5414, 7880, 10828, 13535, 15760, 21656, 27070, 43312, 54140, 108280, 216560, 533279, 1066558, 2133116, 2666395, 4266232, 5332790, 8532464, 10665580, 21331160, 42662320]

約数ペア:

[(1, 42662320), (2, 21331160), (4, 10665580), (5, 8532464), (8, 5332790), (10, 4266232), (16, 2666395), (20, 2133116), (40, 1066558), (80, 533279), (197, 216560), (394, 108280), (788, 54140), (985, 43312), (1576, 27070), (1970, 21656), (2707, 15760), (3152, 13535), (3940, 10828), (5414, 7880)]