338419040

素因数分解:

$2^5\times 5^1\times {\mathrm{839}}^1\times {\mathrm{2521}}^1$

素因数の和:3375

約数の個数: 48

約数和(自身を含む): 800785440

約数和(自身を除く): 462366400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 839, 1678, 2521, 3356, 4195, 5042, 6712, 8390, 10084, 12605, 13424, 16780, 20168, 25210, 26848, 33560, 40336, 50420, 67120, 80672, 100840, 134240, 201680, 403360, 2115119, 4230238, 8460476, 10575595, 16920952, 21151190, 33841904, 42302380, 67683808, 84604760, 169209520, 338419040]

約数ペア:

[(1, 338419040), (2, 169209520), (4, 84604760), (5, 67683808), (8, 42302380), (10, 33841904), (16, 21151190), (20, 16920952), (32, 10575595), (40, 8460476), (80, 4230238), (160, 2115119), (839, 403360), (1678, 201680), (2521, 134240), (3356, 100840), (4195, 80672), (5042, 67120), (6712, 50420), (8390, 40336), (10084, 33560), (12605, 26848), (13424, 25210), (16780, 20168)]