15680560

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{28001}}^1$

素因数の和:28021

約数の個数: 40

約数和(自身を含む): 41666976

約数和(自身を除く): 25986416

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 28001, 56002, 112004, 140005, 196007, 224008, 280010, 392014, 448016, 560020, 784028, 980035, 1120040, 1568056, 1960070, 2240080, 3136112, 3920140, 7840280, 15680560]

約数ペア:

[(1, 15680560), (2, 7840280), (4, 3920140), (5, 3136112), (7, 2240080), (8, 1960070), (10, 1568056), (14, 1120040), (16, 980035), (20, 784028), (28, 560020), (35, 448016), (40, 392014), (56, 280010), (70, 224008), (80, 196007), (112, 140005), (140, 112004), (280, 56002), (560, 28001)]