18460120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{65929}}^1$

素因数の和:65947

約数の個数: 32

約数和(自身を含む): 47469600

約数和(自身を除く): 29009480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 65929, 131858, 263716, 329645, 461503, 527432, 659290, 923006, 1318580, 1846012, 2307515, 2637160, 3692024, 4615030, 9230060, 18460120]

約数ペア:

[(1, 18460120), (2, 9230060), (4, 4615030), (5, 3692024), (7, 2637160), (8, 2307515), (10, 1846012), (14, 1318580), (20, 923006), (28, 659290), (35, 527432), (40, 461503), (56, 329645), (70, 263716), (140, 131858), (280, 65929)]