22378480

素因数分解:

$2^4\times 5^1\times {\mathrm{279731}}^1$

素因数の和:279744

約数の個数: 20

約数和(自身を含む): 52030152

約数和(自身を除く): 29651672

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 279731, 559462, 1118924, 1398655, 2237848, 2797310, 4475696, 5594620, 11189240, 22378480]

約数ペア:

[(1, 22378480), (2, 11189240), (4, 5594620), (5, 4475696), (8, 2797310), (10, 2237848), (16, 1398655), (20, 1118924), (40, 559462), (80, 279731)]