2240560

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{4001}}^1$

素因数の和:4021

約数の個数: 40

約数和(自身を含む): 5954976

約数和(自身を除く): 3714416

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 4001, 8002, 16004, 20005, 28007, 32008, 40010, 56014, 64016, 80020, 112028, 140035, 160040, 224056, 280070, 320080, 448112, 560140, 1120280, 2240560]

約数ペア:

[(1, 2240560), (2, 1120280), (4, 560140), (5, 448112), (7, 320080), (8, 280070), (10, 224056), (14, 160040), (16, 140035), (20, 112028), (28, 80020), (35, 64016), (40, 56014), (56, 40010), (70, 32008), (80, 28007), (112, 20005), (140, 16004), (280, 8002), (560, 4001)]