225931480

素因数分解:

$2^3\times 5^1\times {\mathrm{239}}^1\times {\mathrm{23633}}^1$

素因数の和:23883

約数の個数: 32

約数和(自身を含む): 510494400

約数和(自身を除く): 284562920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 239, 478, 956, 1195, 1912, 2390, 4780, 9560, 23633, 47266, 94532, 118165, 189064, 236330, 472660, 945320, 5648287, 11296574, 22593148, 28241435, 45186296, 56482870, 112965740, 225931480]

約数ペア:

[(1, 225931480), (2, 112965740), (4, 56482870), (5, 45186296), (8, 28241435), (10, 22593148), (20, 11296574), (40, 5648287), (239, 945320), (478, 472660), (956, 236330), (1195, 189064), (1912, 118165), (2390, 94532), (4780, 47266), (9560, 23633)]