42190840

素因数分解:

$2^3\times 5^1\times {\mathrm{149}}^1\times {\mathrm{7079}}^1$

素因数の和:7239

約数の個数: 32

約数和(自身を含む): 95580000

約数和(自身を除く): 53389160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 149, 298, 596, 745, 1192, 1490, 2980, 5960, 7079, 14158, 28316, 35395, 56632, 70790, 141580, 283160, 1054771, 2109542, 4219084, 5273855, 8438168, 10547710, 21095420, 42190840]

約数ペア:

[(1, 42190840), (2, 21095420), (4, 10547710), (5, 8438168), (8, 5273855), (10, 4219084), (20, 2109542), (40, 1054771), (149, 283160), (298, 141580), (596, 70790), (745, 56632), (1192, 35395), (1490, 28316), (2980, 14158), (5960, 7079)]