7081540

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{4987}}^1$

素因数の和:5067

約数の個数: 24

約数和(自身を含む): 15083712

約数和(自身を除く): 8002172

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 4987, 9974, 19948, 24935, 49870, 99740, 354077, 708154, 1416308, 1770385, 3540770, 7081540]

約数ペア:

[(1, 7081540), (2, 3540770), (4, 1770385), (5, 1416308), (10, 708154), (20, 354077), (71, 99740), (142, 49870), (284, 24935), (355, 19948), (710, 9974), (1420, 4987)]