2021638900

素因数分解:

$2^2\times 5^2\times {\mathrm{439}}^1\times {\mathrm{46051}}^1$

素因数の和:46504

約数の個数: 36

約数和(自身を含む): 4397044960

約数和(自身を除く): 2375406060

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 439, 878, 1756, 2195, 4390, 8780, 10975, 21950, 43900, 46051, 92102, 184204, 230255, 460510, 921020, 1151275, 2302550, 4605100, 20216389, 40432778, 80865556, 101081945, 202163890, 404327780, 505409725, 1010819450, 2021638900]

約数ペア:

[(1, 2021638900), (2, 1010819450), (4, 505409725), (5, 404327780), (10, 202163890), (20, 101081945), (25, 80865556), (50, 40432778), (100, 20216389), (439, 4605100), (878, 2302550), (1756, 1151275), (2195, 921020), (4390, 460510), (8780, 230255), (10975, 184204), (21950, 92102), (43900, 46051)]