19914900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{66383}}^1$

素因数の和:66400

約数の個数: 36

約数和(自身を含む): 57621312

約数和(自身を除く): 37706412

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 300, 66383, 132766, 199149, 265532, 331915, 398298, 663830, 796596, 995745, 1327660, 1659575, 1991490, 3319150, 3982980, 4978725, 6638300, 9957450, 19914900]

約数ペア:

[(1, 19914900), (2, 9957450), (3, 6638300), (4, 4978725), (5, 3982980), (6, 3319150), (10, 1991490), (12, 1659575), (15, 1327660), (20, 995745), (25, 796596), (30, 663830), (50, 398298), (60, 331915), (75, 265532), (100, 199149), (150, 132766), (300, 66383)]