497487020

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{251}}^1\times {\mathrm{877}}^1$

素因数の和:1250

約数の個数: 48

約数和(自身を含む): 1059373728

約数和(自身を除く): 561886708

約数列:

[1, 2, 4, 5, 10, 20, 113, 226, 251, 452, 502, 565, 877, 1004, 1130, 1255, 1754, 2260, 2510, 3508, 4385, 5020, 8770, 17540, 28363, 56726, 99101, 113452, 141815, 198202, 220127, 283630, 396404, 440254, 495505, 567260, 880508, 991010, 1100635, 1982020, 2201270, 4402540, 24874351, 49748702, 99497404, 124371755, 248743510, 497487020]

約数ペア:

[(1, 497487020), (2, 248743510), (4, 124371755), (5, 99497404), (10, 49748702), (20, 24874351), (113, 4402540), (226, 2201270), (251, 1982020), (452, 1100635), (502, 991010), (565, 880508), (877, 567260), (1004, 495505), (1130, 440254), (1255, 396404), (1754, 283630), (2260, 220127), (2510, 198202), (3508, 141815), (4385, 113452), (5020, 99101), (8770, 56726), (17540, 28363)]