39844420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{25873}}^1$

素因数の和:25900

約数の個数: 48

約数和(自身を含む): 104323968

約数和(自身を除く): 64479548

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 25873, 51746, 103492, 129365, 181111, 258730, 284603, 362222, 517460, 569206, 724444, 905555, 1138412, 1423015, 1811110, 1992221, 2846030, 3622220, 3984442, 5692060, 7968884, 9961105, 19922210, 39844420]

約数ペア:

[(1, 39844420), (2, 19922210), (4, 9961105), (5, 7968884), (7, 5692060), (10, 3984442), (11, 3622220), (14, 2846030), (20, 1992221), (22, 1811110), (28, 1423015), (35, 1138412), (44, 905555), (55, 724444), (70, 569206), (77, 517460), (110, 362222), (140, 284603), (154, 258730), (220, 181111), (308, 129365), (385, 103492), (770, 51746), (1540, 25873)]