38644040

素因数分解:

$2^3\times 5^1\times {\mathrm{163}}^1\times {\mathrm{5927}}^1$

素因数の和:6101

約数の個数: 32

約数和(自身を含む): 87497280

約数和(自身を除く): 48853240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 163, 326, 652, 815, 1304, 1630, 3260, 5927, 6520, 11854, 23708, 29635, 47416, 59270, 118540, 237080, 966101, 1932202, 3864404, 4830505, 7728808, 9661010, 19322020, 38644040]

約数ペア:

[(1, 38644040), (2, 19322020), (4, 9661010), (5, 7728808), (8, 4830505), (10, 3864404), (20, 1932202), (40, 966101), (163, 237080), (326, 118540), (652, 59270), (815, 47416), (1304, 29635), (1630, 23708), (3260, 11854), (5927, 6520)]