3340240

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{971}}^1$

素因数の和:1027

約数の個数: 40

約数和(自身を含む): 7954848

約数和(自身を除く): 4614608

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 971, 1720, 1942, 3440, 3884, 4855, 7768, 9710, 15536, 19420, 38840, 41753, 77680, 83506, 167012, 208765, 334024, 417530, 668048, 835060, 1670120, 3340240]

約数ペア:

[(1, 3340240), (2, 1670120), (4, 835060), (5, 668048), (8, 417530), (10, 334024), (16, 208765), (20, 167012), (40, 83506), (43, 77680), (80, 41753), (86, 38840), (172, 19420), (215, 15536), (344, 9710), (430, 7768), (688, 4855), (860, 3884), (971, 3440), (1720, 1942)]