18829160

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{67247}}^1$

素因数の和:67265

約数の個数: 32

約数和(自身を含む): 48418560

約数和(自身を除く): 29589400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 67247, 134494, 268988, 336235, 470729, 537976, 672470, 941458, 1344940, 1882916, 2353645, 2689880, 3765832, 4707290, 9414580, 18829160]

約数ペア:

[(1, 18829160), (2, 9414580), (4, 4707290), (5, 3765832), (7, 2689880), (8, 2353645), (10, 1882916), (14, 1344940), (20, 941458), (28, 672470), (35, 537976), (40, 470729), (56, 336235), (70, 268988), (140, 134494), (280, 67247)]