40392740

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{443}}^1$

素因数の和:596

約数の個数: 48

約数和(自身を含む): 87720192

約数和(自身を除く): 47327452

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 97, 188, 194, 235, 388, 443, 470, 485, 886, 940, 970, 1772, 1940, 2215, 4430, 4559, 8860, 9118, 18236, 20821, 22795, 41642, 42971, 45590, 83284, 85942, 91180, 104105, 171884, 208210, 214855, 416420, 429710, 859420, 2019637, 4039274, 8078548, 10098185, 20196370, 40392740]

約数ペア:

[(1, 40392740), (2, 20196370), (4, 10098185), (5, 8078548), (10, 4039274), (20, 2019637), (47, 859420), (94, 429710), (97, 416420), (188, 214855), (194, 208210), (235, 171884), (388, 104105), (443, 91180), (470, 85942), (485, 83284), (886, 45590), (940, 42971), (970, 41642), (1772, 22795), (1940, 20821), (2215, 18236), (4430, 9118), (4559, 8860)]