20340000180

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{875969}}^1$

素因数の和:876030

約数の個数: 96

約数和(自身を含む): 64751702400

約数和(自身を除く): 44411702220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 43, 45, 54, 60, 86, 90, 108, 129, 135, 172, 180, 215, 258, 270, 387, 430, 516, 540, 645, 774, 860, 1161, 1290, 1548, 1935, 2322, 2580, 3870, 4644, 5805, 7740, 11610, 23220, 875969, 1751938, 2627907, 3503876, 4379845, 5255814, 7883721, 8759690, 10511628, 13139535, 15767442, 17519380, 23651163, 26279070, 31534884, 37666667, 39418605, 47302326, 52558140, 75333334, 78837210, 94604652, 113000001, 118255815, 150666668, 157674420, 188333335, 226000002, 236511630, 339000003, 376666670, 452000004, 473023260, 565000005, 678000006, 753333340, 1017000009, 1130000010, 1356000012, 1695000015, 2034000018, 2260000020, 3390000030, 4068000036, 5085000045, 6780000060, 10170000090, 20340000180]

約数ペア:

[(1, 20340000180), (2, 10170000090), (3, 6780000060), (4, 5085000045), (5, 4068000036), (6, 3390000030), (9, 2260000020), (10, 2034000018), (12, 1695000015), (15, 1356000012), (18, 1130000010), (20, 1017000009), (27, 753333340), (30, 678000006), (36, 565000005), (43, 473023260), (45, 452000004), (54, 376666670), (60, 339000003), (86, 236511630), (90, 226000002), (108, 188333335), (129, 157674420), (135, 150666668), (172, 118255815), (180, 113000001), (215, 94604652), (258, 78837210), (270, 75333334), (387, 52558140), (430, 47302326), (516, 39418605), (540, 37666667), (645, 31534884), (774, 26279070), (860, 23651163), (1161, 17519380), (1290, 15767442), (1548, 13139535), (1935, 10511628), (2322, 8759690), (2580, 7883721), (3870, 5255814), (4644, 4379845), (5805, 3503876), (7740, 2627907), (11610, 1751938), (23220, 875969)]