17924480

素因数分解:

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

素因数の和:4027

約数の個数: 64

約数和(自身を含む): 48984480

約数和(自身を除く): 31060000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 280, 320, 448, 560, 640, 896, 1120, 2240, 4001, 4480, 8002, 16004, 20005, 28007, 32008, 40010, 56014, 64016, 80020, 112028, 128032, 140035, 160040, 224056, 256064, 280070, 320080, 448112, 512128, 560140, 640160, 896224, 1120280, 1280320, 1792448, 2240560, 2560640, 3584896, 4481120, 8962240, 17924480]

約数ペア:

[(1, 17924480), (2, 8962240), (4, 4481120), (5, 3584896), (7, 2560640), (8, 2240560), (10, 1792448), (14, 1280320), (16, 1120280), (20, 896224), (28, 640160), (32, 560140), (35, 512128), (40, 448112), (56, 320080), (64, 280070), (70, 256064), (80, 224056), (112, 160040), (128, 140035), (140, 128032), (160, 112028), (224, 80020), (280, 64016), (320, 56014), (448, 40010), (560, 32008), (640, 28007), (896, 20005), (1120, 16004), (2240, 8002), (4001, 4480)]