140764880

素因数分解:

$2^4\times 5^1\times {\mathrm{1759561}}^1$

素因数の和:1759574

約数の個数: 20

約数和(自身を含む): 327278532

約数和(自身を除く): 186513652

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1759561, 3519122, 7038244, 8797805, 14076488, 17595610, 28152976, 35191220, 70382440, 140764880]

約数ペア:

[(1, 140764880), (2, 70382440), (4, 35191220), (5, 28152976), (8, 17595610), (10, 14076488), (16, 8797805), (20, 7038244), (40, 3519122), (80, 1759561)]