40549190

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{449}}^1\times {\mathrm{821}}^1$

素因数の和:1288

約数の個数: 32

約数和(自身を含む): 79898400

約数和(自身を除く): 39349210

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 449, 821, 898, 1642, 2245, 4105, 4490, 4939, 8210, 9031, 9878, 18062, 24695, 45155, 49390, 90310, 368629, 737258, 1843145, 3686290, 4054919, 8109838, 20274595, 40549190]

約数ペア:

[(1, 40549190), (2, 20274595), (5, 8109838), (10, 4054919), (11, 3686290), (22, 1843145), (55, 737258), (110, 368629), (449, 90310), (821, 49390), (898, 45155), (1642, 24695), (2245, 18062), (4105, 9878), (4490, 9031), (4939, 8210)]