2012108704880

素因数分解:

$2^4\times 5^1\times {\mathrm{25151358811}}^1$

素因数の和:25151358824

約数の個数: 20

約数和(自身を含む): 4678152739032

約数和(自身を除く): 2666044034152

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 25151358811, 50302717622, 100605435244, 125756794055, 201210870488, 251513588110, 402421740976, 503027176220, 1006054352440, 2012108704880]

約数ペア:

[(1, 2012108704880), (2, 1006054352440), (4, 503027176220), (5, 402421740976), (8, 251513588110), (10, 201210870488), (16, 125756794055), (20, 100605435244), (40, 50302717622), (80, 25151358811)]