7134846980

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{421}}^1\times {\mathrm{9521}}^1$

素因数の和:10040

約数の個数: 48

約数和(自身を含む): 15189113520

約数和(自身を除く): 8054266540

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 421, 445, 842, 890, 1684, 1780, 2105, 4210, 8420, 9521, 19042, 37469, 38084, 47605, 74938, 95210, 149876, 187345, 190420, 374690, 749380, 847369, 1694738, 3389476, 4008341, 4236845, 8016682, 8473690, 16033364, 16947380, 20041705, 40083410, 80166820, 356742349, 713484698, 1426969396, 1783711745, 3567423490, 7134846980]

約数ペア:

[(1, 7134846980), (2, 3567423490), (4, 1783711745), (5, 1426969396), (10, 713484698), (20, 356742349), (89, 80166820), (178, 40083410), (356, 20041705), (421, 16947380), (445, 16033364), (842, 8473690), (890, 8016682), (1684, 4236845), (1780, 4008341), (2105, 3389476), (4210, 1694738), (8420, 847369), (9521, 749380), (19042, 374690), (37469, 190420), (38084, 187345), (47605, 149876), (74938, 95210)]