1445149720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{5161249}}^1$

素因数の和:5161267

約数の個数: 32

約数和(自身を含む): 3716100000

約数和(自身を除く): 2270950280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 5161249, 10322498, 20644996, 25806245, 36128743, 41289992, 51612490, 72257486, 103224980, 144514972, 180643715, 206449960, 289029944, 361287430, 722574860, 1445149720]

約数ペア:

[(1, 1445149720), (2, 722574860), (4, 361287430), (5, 289029944), (7, 206449960), (8, 180643715), (10, 144514972), (14, 103224980), (20, 72257486), (28, 51612490), (35, 41289992), (40, 36128743), (56, 25806245), (70, 20644996), (140, 10322498), (280, 5161249)]