202245140

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{113}}^1\times {\mathrm{821}}^1$

素因数の和:1052

約数の個数: 48

約数和(自身を含む): 432930960

約数和(自身を除く): 230685820

約数列:

[1, 2, 4, 5, 10, 20, 109, 113, 218, 226, 436, 452, 545, 565, 821, 1090, 1130, 1642, 2180, 2260, 3284, 4105, 8210, 12317, 16420, 24634, 49268, 61585, 89489, 92773, 123170, 178978, 185546, 246340, 357956, 371092, 447445, 463865, 894890, 927730, 1789780, 1855460, 10112257, 20224514, 40449028, 50561285, 101122570, 202245140]

約数ペア:

[(1, 202245140), (2, 101122570), (4, 50561285), (5, 40449028), (10, 20224514), (20, 10112257), (109, 1855460), (113, 1789780), (218, 927730), (226, 894890), (436, 463865), (452, 447445), (545, 371092), (565, 357956), (821, 246340), (1090, 185546), (1130, 178978), (1642, 123170), (2180, 92773), (2260, 89489), (3284, 61585), (4105, 49268), (8210, 24634), (12317, 16420)]