20002250

素因数分解:

$2^1\times 5^3\times {\mathrm{19}}^1\times {\mathrm{4211}}^1$

素因数の和:4247

約数の個数: 32

約数和(自身を含む): 39424320

約数和(自身を除く): 19422070

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 125, 190, 250, 475, 950, 2375, 4211, 4750, 8422, 21055, 42110, 80009, 105275, 160018, 210550, 400045, 526375, 800090, 1052750, 2000225, 4000450, 10001125, 20002250]

約数ペア:

[(1, 20002250), (2, 10001125), (5, 4000450), (10, 2000225), (19, 1052750), (25, 800090), (38, 526375), (50, 400045), (95, 210550), (125, 160018), (190, 105275), (250, 80009), (475, 42110), (950, 21055), (2375, 8422), (4211, 4750)]