2013446180

素因数分解:

$2^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{521}}^1\times {\mathrm{971}}^1$

素因数の和:1700

約数の個数: 48

約数和(自身を含む): 4262025600

約数和(自身を除く): 2248579420

約数列:

[1, 2, 4, 5, 10, 20, 199, 398, 521, 796, 971, 995, 1042, 1942, 1990, 2084, 2605, 3884, 3980, 4855, 5210, 9710, 10420, 19420, 103679, 193229, 207358, 386458, 414716, 505891, 518395, 772916, 966145, 1011782, 1036790, 1932290, 2023564, 2073580, 2529455, 3864580, 5058910, 10117820, 100672309, 201344618, 402689236, 503361545, 1006723090, 2013446180]

約数ペア:

[(1, 2013446180), (2, 1006723090), (4, 503361545), (5, 402689236), (10, 201344618), (20, 100672309), (199, 10117820), (398, 5058910), (521, 3864580), (796, 2529455), (971, 2073580), (995, 2023564), (1042, 1932290), (1942, 1036790), (1990, 1011782), (2084, 966145), (2605, 772916), (3884, 518395), (3980, 505891), (4855, 414716), (5210, 386458), (9710, 207358), (10420, 193229), (19420, 103679)]