47547820

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{1123}}^1$

素因数の和:1234

約数の個数: 48

約数和(自身を含む): 104801760

約数和(自身を除く): 57253940

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 73, 116, 145, 146, 290, 292, 365, 580, 730, 1123, 1460, 2117, 2246, 4234, 4492, 5615, 8468, 10585, 11230, 21170, 22460, 32567, 42340, 65134, 81979, 130268, 162835, 163958, 325670, 327916, 409895, 651340, 819790, 1639580, 2377391, 4754782, 9509564, 11886955, 23773910, 47547820]

約数ペア:

[(1, 47547820), (2, 23773910), (4, 11886955), (5, 9509564), (10, 4754782), (20, 2377391), (29, 1639580), (58, 819790), (73, 651340), (116, 409895), (145, 327916), (146, 325670), (290, 163958), (292, 162835), (365, 130268), (580, 81979), (730, 65134), (1123, 42340), (1460, 32567), (2117, 22460), (2246, 21170), (4234, 11230), (4492, 10585), (5615, 8468)]