19742160

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1913}}^1$

素因数の和:1972

約数の個数: 80

約数和(自身を含む): 62656704

約数和(自身を除く): 42914544

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 43, 48, 60, 80, 86, 120, 129, 172, 215, 240, 258, 344, 430, 516, 645, 688, 860, 1032, 1290, 1720, 1913, 2064, 2580, 3440, 3826, 5160, 5739, 7652, 9565, 10320, 11478, 15304, 19130, 22956, 28695, 30608, 38260, 45912, 57390, 76520, 82259, 91824, 114780, 153040, 164518, 229560, 246777, 329036, 411295, 459120, 493554, 658072, 822590, 987108, 1233885, 1316144, 1645180, 1974216, 2467770, 3290360, 3948432, 4935540, 6580720, 9871080, 19742160]

約数ペア:

[(1, 19742160), (2, 9871080), (3, 6580720), (4, 4935540), (5, 3948432), (6, 3290360), (8, 2467770), (10, 1974216), (12, 1645180), (15, 1316144), (16, 1233885), (20, 987108), (24, 822590), (30, 658072), (40, 493554), (43, 459120), (48, 411295), (60, 329036), (80, 246777), (86, 229560), (120, 164518), (129, 153040), (172, 114780), (215, 91824), (240, 82259), (258, 76520), (344, 57390), (430, 45912), (516, 38260), (645, 30608), (688, 28695), (860, 22956), (1032, 19130), (1290, 15304), (1720, 11478), (1913, 10320), (2064, 9565), (2580, 7652), (3440, 5739), (3826, 5160)]