200709830

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{457}}^1\times {\mathrm{1187}}^1$

素因数の和:1688

約数の個数: 32

約数和(自身を含む): 372167136

約数和(自身を除く): 171457306

約数列:

[1, 2, 5, 10, 37, 74, 185, 370, 457, 914, 1187, 2285, 2374, 4570, 5935, 11870, 16909, 33818, 43919, 84545, 87838, 169090, 219595, 439190, 542459, 1084918, 2712295, 5424590, 20070983, 40141966, 100354915, 200709830]

約数ペア:

[(1, 200709830), (2, 100354915), (5, 40141966), (10, 20070983), (37, 5424590), (74, 2712295), (185, 1084918), (370, 542459), (457, 439190), (914, 219595), (1187, 169090), (2285, 87838), (2374, 84545), (4570, 43919), (5935, 33818), (11870, 16909)]