2912890120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{281167}}^1$

素因数の和:281222

約数の個数: 64

約数和(自身を含む): 7692756480

約数和(自身を除く): 4779866360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 37, 40, 56, 70, 74, 140, 148, 185, 259, 280, 296, 370, 518, 740, 1036, 1295, 1480, 2072, 2590, 5180, 10360, 281167, 562334, 1124668, 1405835, 1968169, 2249336, 2811670, 3936338, 5623340, 7872676, 9840845, 10403179, 11246680, 15745352, 19681690, 20806358, 39363380, 41612716, 52015895, 72822253, 78726760, 83225432, 104031790, 145644506, 208063580, 291289012, 364111265, 416127160, 582578024, 728222530, 1456445060, 2912890120]

約数ペア:

[(1, 2912890120), (2, 1456445060), (4, 728222530), (5, 582578024), (7, 416127160), (8, 364111265), (10, 291289012), (14, 208063580), (20, 145644506), (28, 104031790), (35, 83225432), (37, 78726760), (40, 72822253), (56, 52015895), (70, 41612716), (74, 39363380), (140, 20806358), (148, 19681690), (185, 15745352), (259, 11246680), (280, 10403179), (296, 9840845), (370, 7872676), (518, 5623340), (740, 3936338), (1036, 2811670), (1295, 2249336), (1480, 1968169), (2072, 1405835), (2590, 1124668), (5180, 562334), (10360, 281167)]