20040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{167}}^1$

素因数の和:181

約数の個数: 32

約数和(自身を含む): 60480

約数和(自身を除く): 40440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 167, 334, 501, 668, 835, 1002, 1336, 1670, 2004, 2505, 3340, 4008, 5010, 6680, 10020, 20040]

約数ペア:

[(1, 20040), (2, 10020), (3, 6680), (4, 5010), (5, 4008), (6, 3340), (8, 2505), (10, 2004), (12, 1670), (15, 1336), (20, 1002), (24, 835), (30, 668), (40, 501), (60, 334), (120, 167)]