70485820

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{251}}^1\times {\mathrm{739}}^1$

素因数の和:1018

約数の個数: 48

約数和(自身を含む): 156643200

約数和(自身を除く): 86157380

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 251, 380, 502, 739, 1004, 1255, 1478, 2510, 2956, 3695, 4769, 5020, 7390, 9538, 14041, 14780, 19076, 23845, 28082, 47690, 56164, 70205, 95380, 140410, 185489, 280820, 370978, 741956, 927445, 1854890, 3524291, 3709780, 7048582, 14097164, 17621455, 35242910, 70485820]

約数ペア:

[(1, 70485820), (2, 35242910), (4, 17621455), (5, 14097164), (10, 7048582), (19, 3709780), (20, 3524291), (38, 1854890), (76, 927445), (95, 741956), (190, 370978), (251, 280820), (380, 185489), (502, 140410), (739, 95380), (1004, 70205), (1255, 56164), (1478, 47690), (2510, 28082), (2956, 23845), (3695, 19076), (4769, 14780), (5020, 14041), (7390, 9538)]