23320040

素因数分解:

$2^3\times 5^1\times {\mathrm{181}}^1\times {\mathrm{3221}}^1$

素因数の和:3413

約数の個数: 32

約数和(自身を含む): 52776360

約数和(自身を除く): 29456320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 181, 362, 724, 905, 1448, 1810, 3221, 3620, 6442, 7240, 12884, 16105, 25768, 32210, 64420, 128840, 583001, 1166002, 2332004, 2915005, 4664008, 5830010, 11660020, 23320040]

約数ペア:

[(1, 23320040), (2, 11660020), (4, 5830010), (5, 4664008), (8, 2915005), (10, 2332004), (20, 1166002), (40, 583001), (181, 128840), (362, 64420), (724, 32210), (905, 25768), (1448, 16105), (1810, 12884), (3221, 7240), (3620, 6442)]