20145010700

素因数分解:

$2^2\times 5^2\times {\mathrm{397}}^1\times {\mathrm{507431}}^1$

素因数の和:507842

約数の個数: 36

約数和(自身を含む): 43824872112

約数和(自身を除く): 23679861412

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 397, 794, 1588, 1985, 3970, 7940, 9925, 19850, 39700, 507431, 1014862, 2029724, 2537155, 5074310, 10148620, 12685775, 25371550, 50743100, 201450107, 402900214, 805800428, 1007250535, 2014501070, 4029002140, 5036252675, 10072505350, 20145010700]

約数ペア:

[(1, 20145010700), (2, 10072505350), (4, 5036252675), (5, 4029002140), (10, 2014501070), (20, 1007250535), (25, 805800428), (50, 402900214), (100, 201450107), (397, 50743100), (794, 25371550), (1588, 12685775), (1985, 10148620), (3970, 5074310), (7940, 2537155), (9925, 2029724), (19850, 1014862), (39700, 507431)]