201228220

素因数分解:

$2^2\times 5^1\times {\mathrm{179}}^1\times {\mathrm{56209}}^1$

素因数の和:56397

約数の個数: 24

約数和(自身を含む): 424947600

約数和(自身を除く): 223719380

約数列:

[1, 2, 4, 5, 10, 20, 179, 358, 716, 895, 1790, 3580, 56209, 112418, 224836, 281045, 562090, 1124180, 10061411, 20122822, 40245644, 50307055, 100614110, 201228220]

約数ペア:

[(1, 201228220), (2, 100614110), (4, 50307055), (5, 40245644), (10, 20122822), (20, 10061411), (179, 1124180), (358, 562090), (716, 281045), (895, 224836), (1790, 112418), (3580, 56209)]