20282670

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1747}}^1$

素因数の和:1806

約数の個数: 64

約数和(自身を含む): 55376640

約数和(自身を除く): 35093970

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 43, 45, 54, 86, 90, 129, 135, 215, 258, 270, 387, 430, 645, 774, 1161, 1290, 1747, 1935, 2322, 3494, 3870, 5241, 5805, 8735, 10482, 11610, 15723, 17470, 26205, 31446, 47169, 52410, 75121, 78615, 94338, 150242, 157230, 225363, 235845, 375605, 450726, 471690, 676089, 751210, 1126815, 1352178, 2028267, 2253630, 3380445, 4056534, 6760890, 10141335, 20282670]

約数ペア:

[(1, 20282670), (2, 10141335), (3, 6760890), (5, 4056534), (6, 3380445), (9, 2253630), (10, 2028267), (15, 1352178), (18, 1126815), (27, 751210), (30, 676089), (43, 471690), (45, 450726), (54, 375605), (86, 235845), (90, 225363), (129, 157230), (135, 150242), (215, 94338), (258, 78615), (270, 75121), (387, 52410), (430, 47169), (645, 31446), (774, 26205), (1161, 17470), (1290, 15723), (1747, 11610), (1935, 10482), (2322, 8735), (3494, 5805), (3870, 5241)]