18560060

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{10427}}^1$

素因数の和:10525

約数の個数: 24

約数和(自身を含む): 39417840

約数和(自身を除く): 20857780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 10427, 20854, 41708, 52135, 104270, 208540, 928003, 1856006, 3712012, 4640015, 9280030, 18560060]

約数ペア:

[(1, 18560060), (2, 9280030), (4, 4640015), (5, 3712012), (10, 1856006), (20, 928003), (89, 208540), (178, 104270), (356, 52135), (445, 41708), (890, 20854), (1780, 10427)]