2020190260

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{643}}^1\times {\mathrm{14281}}^1$

素因数の和:14944

約数の個数: 48

約数和(自身を含む): 4635594432

約数和(自身を除く): 2615404172

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 643, 1286, 2572, 3215, 6430, 7073, 12860, 14146, 14281, 28292, 28562, 35365, 57124, 70730, 71405, 141460, 142810, 157091, 285620, 314182, 628364, 785455, 1570910, 3141820, 9182683, 18365366, 36730732, 45913415, 91826830, 101009513, 183653660, 202019026, 404038052, 505047565, 1010095130, 2020190260]

約数ペア:

[(1, 2020190260), (2, 1010095130), (4, 505047565), (5, 404038052), (10, 202019026), (11, 183653660), (20, 101009513), (22, 91826830), (44, 45913415), (55, 36730732), (110, 18365366), (220, 9182683), (643, 3141820), (1286, 1570910), (2572, 785455), (3215, 628364), (6430, 314182), (7073, 285620), (12860, 157091), (14146, 142810), (14281, 141460), (28292, 71405), (28562, 70730), (35365, 57124)]