4481120

素因数分解:

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

素因数の和:4023

約数の個数: 48

約数和(自身を含む): 12102048

約数和(自身を除く): 7620928

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 4001, 8002, 16004, 20005, 28007, 32008, 40010, 56014, 64016, 80020, 112028, 128032, 140035, 160040, 224056, 280070, 320080, 448112, 560140, 640160, 896224, 1120280, 2240560, 4481120]

約数ペア:

[(1, 4481120), (2, 2240560), (4, 1120280), (5, 896224), (7, 640160), (8, 560140), (10, 448112), (14, 320080), (16, 280070), (20, 224056), (28, 160040), (32, 140035), (35, 128032), (40, 112028), (56, 80020), (70, 64016), (80, 56014), (112, 40010), (140, 32008), (160, 28007), (224, 20005), (280, 16004), (560, 8002), (1120, 4001)]