39734900

素因数分解:

$2^2\times 5^2\times {\mathrm{197}}^1\times {\mathrm{2017}}^1$

素因数の和:2228

約数の個数: 36

約数和(自身を含む): 86705388

約数和(自身を除く): 46970488

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 197, 394, 788, 985, 1970, 2017, 3940, 4034, 4925, 8068, 9850, 10085, 19700, 20170, 40340, 50425, 100850, 201700, 397349, 794698, 1589396, 1986745, 3973490, 7946980, 9933725, 19867450, 39734900]

約数ペア:

[(1, 39734900), (2, 19867450), (4, 9933725), (5, 7946980), (10, 3973490), (20, 1986745), (25, 1589396), (50, 794698), (100, 397349), (197, 201700), (394, 100850), (788, 50425), (985, 40340), (1970, 20170), (2017, 19700), (3940, 10085), (4034, 9850), (4925, 8068)]