19801110

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{94291}}^1$

素因数の和:94308

約数の個数: 32

約数和(自身を含む): 54312192

約数和(自身を除く): 34511082

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 94291, 188582, 282873, 471455, 565746, 660037, 942910, 1320074, 1414365, 1980111, 2828730, 3300185, 3960222, 6600370, 9900555, 19801110]

約数ペア:

[(1, 19801110), (2, 9900555), (3, 6600370), (5, 3960222), (6, 3300185), (7, 2828730), (10, 1980111), (14, 1414365), (15, 1320074), (21, 942910), (30, 660037), (35, 565746), (42, 471455), (70, 282873), (105, 188582), (210, 94291)]