47628520

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{27691}}^1$

素因数の和:27745

約数の個数: 32

約数和(自身を含む): 109660320

約数和(自身を除く): 62031800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 27691, 55382, 110764, 138455, 221528, 276910, 553820, 1107640, 1190713, 2381426, 4762852, 5953565, 9525704, 11907130, 23814260, 47628520]

約数ペア:

[(1, 47628520), (2, 23814260), (4, 11907130), (5, 9525704), (8, 5953565), (10, 4762852), (20, 2381426), (40, 1190713), (43, 1107640), (86, 553820), (172, 276910), (215, 221528), (344, 138455), (430, 110764), (860, 55382), (1720, 27691)]