2012208760

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1622749}}^1$

素因数の和:1622791

約数の個数: 32

約数和(自身を含む): 4673520000

約数和(自身を除く): 2661311240

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 1622749, 3245498, 6490996, 8113745, 12981992, 16227490, 32454980, 50305219, 64909960, 100610438, 201220876, 251526095, 402441752, 503052190, 1006104380, 2012208760]

約数ペア:

[(1, 2012208760), (2, 1006104380), (4, 503052190), (5, 402441752), (8, 251526095), (10, 201220876), (20, 100610438), (31, 64909960), (40, 50305219), (62, 32454980), (124, 16227490), (155, 12981992), (248, 8113745), (310, 6490996), (620, 3245498), (1240, 1622749)]