1417160

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{499}}^1$

素因数の和:581

約数の個数: 32

約数和(自身を含む): 3240000

約数和(自身を除く): 1822840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 499, 568, 710, 998, 1420, 1996, 2495, 2840, 3992, 4990, 9980, 19960, 35429, 70858, 141716, 177145, 283432, 354290, 708580, 1417160]

約数ペア:

[(1, 1417160), (2, 708580), (4, 354290), (5, 283432), (8, 177145), (10, 141716), (20, 70858), (40, 35429), (71, 19960), (142, 9980), (284, 4990), (355, 3992), (499, 2840), (568, 2495), (710, 1996), (998, 1420)]