7840620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1013}}^1$

素因数の和:1071

約数の個数: 72

約数和(自身を含む): 24360336

約数和(自身を除く): 16519716

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 60, 86, 90, 129, 172, 180, 215, 258, 387, 430, 516, 645, 774, 860, 1013, 1290, 1548, 1935, 2026, 2580, 3039, 3870, 4052, 5065, 6078, 7740, 9117, 10130, 12156, 15195, 18234, 20260, 30390, 36468, 43559, 45585, 60780, 87118, 91170, 130677, 174236, 182340, 217795, 261354, 392031, 435590, 522708, 653385, 784062, 871180, 1306770, 1568124, 1960155, 2613540, 3920310, 7840620]

約数ペア:

[(1, 7840620), (2, 3920310), (3, 2613540), (4, 1960155), (5, 1568124), (6, 1306770), (9, 871180), (10, 784062), (12, 653385), (15, 522708), (18, 435590), (20, 392031), (30, 261354), (36, 217795), (43, 182340), (45, 174236), (60, 130677), (86, 91170), (90, 87118), (129, 60780), (172, 45585), (180, 43559), (215, 36468), (258, 30390), (387, 20260), (430, 18234), (516, 15195), (645, 12156), (774, 10130), (860, 9117), (1013, 7740), (1290, 6078), (1548, 5065), (1935, 4052), (2026, 3870), (2580, 3039)]