7845467980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{443}}^1\times {\mathrm{126499}}^1$

素因数の和:126958

約数の個数: 48

約数和(自身を含む): 18871776000

約数和(自身を除く): 11026308020

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 443, 886, 1772, 2215, 3101, 4430, 6202, 8860, 12404, 15505, 31010, 62020, 126499, 252998, 505996, 632495, 885493, 1264990, 1770986, 2529980, 3541972, 4427465, 8854930, 17709860, 56039057, 112078114, 224156228, 280195285, 392273399, 560390570, 784546798, 1120781140, 1569093596, 1961366995, 3922733990, 7845467980]

約数ペア:

[(1, 7845467980), (2, 3922733990), (4, 1961366995), (5, 1569093596), (7, 1120781140), (10, 784546798), (14, 560390570), (20, 392273399), (28, 280195285), (35, 224156228), (70, 112078114), (140, 56039057), (443, 17709860), (886, 8854930), (1772, 4427465), (2215, 3541972), (3101, 2529980), (4430, 1770986), (6202, 1264990), (8860, 885493), (12404, 632495), (15505, 505996), (31010, 252998), (62020, 126499)]