520199120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{928927}}^1$

素因数の和:928947

約数の個数: 40

約数和(自身を含む): 1382244864

約数和(自身を除く): 862045744

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 928927, 1857854, 3715708, 4644635, 6502489, 7431416, 9289270, 13004978, 14862832, 18578540, 26009956, 32512445, 37157080, 52019912, 65024890, 74314160, 104039824, 130049780, 260099560, 520199120]

約数ペア:

[(1, 520199120), (2, 260099560), (4, 130049780), (5, 104039824), (7, 74314160), (8, 65024890), (10, 52019912), (14, 37157080), (16, 32512445), (20, 26009956), (28, 18578540), (35, 14862832), (40, 13004978), (56, 9289270), (70, 7431416), (80, 6502489), (112, 4644635), (140, 3715708), (280, 1857854), (560, 928927)]