18178140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{302969}}^1$

素因数の和:302981

約数の個数: 24

約数和(自身を含む): 50898960

約数和(自身を除く): 32720820

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 302969, 605938, 908907, 1211876, 1514845, 1817814, 3029690, 3635628, 4544535, 6059380, 9089070, 18178140]

約数ペア:

[(1, 18178140), (2, 9089070), (3, 6059380), (4, 4544535), (5, 3635628), (6, 3029690), (10, 1817814), (12, 1514845), (15, 1211876), (20, 908907), (30, 605938), (60, 302969)]