17420120

素因数分解:

$2^3\times 5^1\times {\mathrm{435503}}^1$

素因数の和:435514

約数の個数: 16

約数和(自身を含む): 39195360

約数和(自身を除く): 21775240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 435503, 871006, 1742012, 2177515, 3484024, 4355030, 8710060, 17420120]

約数ペア:

[(1, 17420120), (2, 8710060), (4, 4355030), (5, 3484024), (8, 2177515), (10, 1742012), (20, 871006), (40, 435503)]