1993100

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{1049}}^1$

素因数の和:1082

約数の個数: 36

約数和(自身を含む): 4557000

約数和(自身を除く): 2563900

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 190, 380, 475, 950, 1049, 1900, 2098, 4196, 5245, 10490, 19931, 20980, 26225, 39862, 52450, 79724, 99655, 104900, 199310, 398620, 498275, 996550, 1993100]

約数ペア:

[(1, 1993100), (2, 996550), (4, 498275), (5, 398620), (10, 199310), (19, 104900), (20, 99655), (25, 79724), (38, 52450), (50, 39862), (76, 26225), (95, 20980), (100, 19931), (190, 10490), (380, 5245), (475, 4196), (950, 2098), (1049, 1900)]