18168080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{32443}}^1$

素因数の和:32463

約数の個数: 40

約数和(自身を含む): 48276672

約数和(自身を除く): 30108592

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 32443, 64886, 129772, 162215, 227101, 259544, 324430, 454202, 519088, 648860, 908404, 1135505, 1297720, 1816808, 2271010, 2595440, 3633616, 4542020, 9084040, 18168080]

約数ペア:

[(1, 18168080), (2, 9084040), (4, 4542020), (5, 3633616), (7, 2595440), (8, 2271010), (10, 1816808), (14, 1297720), (16, 1135505), (20, 908404), (28, 648860), (35, 519088), (40, 454202), (56, 324430), (70, 259544), (80, 227101), (112, 162215), (140, 129772), (280, 64886), (560, 32443)]