9985480

素因数分解:

$2^3\times 5^1\times {\mathrm{191}}^1\times {\mathrm{1307}}^1$

素因数の和:1509

約数の個数: 32

約数和(自身を含む): 22602240

約数和(自身を除く): 12616760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 191, 382, 764, 955, 1307, 1528, 1910, 2614, 3820, 5228, 6535, 7640, 10456, 13070, 26140, 52280, 249637, 499274, 998548, 1248185, 1997096, 2496370, 4992740, 9985480]

約数ペア:

[(1, 9985480), (2, 4992740), (4, 2496370), (5, 1997096), (8, 1248185), (10, 998548), (20, 499274), (40, 249637), (191, 52280), (382, 26140), (764, 13070), (955, 10456), (1307, 7640), (1528, 6535), (1910, 5228), (2614, 3820)]