2999680120

素因数分解:

$2^3\times 5^1\times {\mathrm{1051}}^1\times {\mathrm{71353}}^1$

素因数の和:72415

約数の個数: 32

約数和(自身を含む): 6755796720

約数和(自身を除く): 3756116600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1051, 2102, 4204, 5255, 8408, 10510, 21020, 42040, 71353, 142706, 285412, 356765, 570824, 713530, 1427060, 2854120, 74992003, 149984006, 299968012, 374960015, 599936024, 749920030, 1499840060, 2999680120]

約数ペア:

[(1, 2999680120), (2, 1499840060), (4, 749920030), (5, 599936024), (8, 374960015), (10, 299968012), (20, 149984006), (40, 74992003), (1051, 2854120), (2102, 1427060), (4204, 713530), (5255, 570824), (8408, 356765), (10510, 285412), (21020, 142706), (42040, 71353)]