30896240

素因数分解:

$2^4\times 5^1\times {\mathrm{137}}^1\times {\mathrm{2819}}^1$

素因数の和:2969

約数の個数: 40

約数和(自身を含む): 72383760

約数和(自身を除く): 41487520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 137, 274, 548, 685, 1096, 1370, 2192, 2740, 2819, 5480, 5638, 10960, 11276, 14095, 22552, 28190, 45104, 56380, 112760, 225520, 386203, 772406, 1544812, 1931015, 3089624, 3862030, 6179248, 7724060, 15448120, 30896240]

約数ペア:

[(1, 30896240), (2, 15448120), (4, 7724060), (5, 6179248), (8, 3862030), (10, 3089624), (16, 1931015), (20, 1544812), (40, 772406), (80, 386203), (137, 225520), (274, 112760), (548, 56380), (685, 45104), (1096, 28190), (1370, 22552), (2192, 14095), (2740, 11276), (2819, 10960), (5480, 5638)]