163494440

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{240433}}^1$

素因数の和:240461

約数の個数: 32

約数和(自身を含む): 389503080

約数和(自身を除く): 226008640

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 240433, 480866, 961732, 1202165, 1923464, 2404330, 4087361, 4808660, 8174722, 9617320, 16349444, 20436805, 32698888, 40873610, 81747220, 163494440]

約数ペア:

[(1, 163494440), (2, 81747220), (4, 40873610), (5, 32698888), (8, 20436805), (10, 16349444), (17, 9617320), (20, 8174722), (34, 4808660), (40, 4087361), (68, 2404330), (85, 1923464), (136, 1202165), (170, 961732), (340, 480866), (680, 240433)]