420140060

素因数分解:

$2^2\times 5^1\times {\mathrm{619}}^1\times {\mathrm{33937}}^1$

素因数の和:34565

約数の個数: 24

約数和(自身を含む): 883745520

約数和(自身を除く): 463605460

約数列:

[1, 2, 4, 5, 10, 20, 619, 1238, 2476, 3095, 6190, 12380, 33937, 67874, 135748, 169685, 339370, 678740, 21007003, 42014006, 84028012, 105035015, 210070030, 420140060]

約数ペア:

[(1, 420140060), (2, 210070030), (4, 105035015), (5, 84028012), (10, 42014006), (20, 21007003), (619, 678740), (1238, 339370), (2476, 169685), (3095, 135748), (6190, 67874), (12380, 33937)]