20045340

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{5303}}^1$

素因数の和:5328

約数の個数: 96

約数和(自身を含む): 71285760

約数和(自身を除く): 51240420

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 84, 90, 105, 108, 126, 135, 140, 180, 189, 210, 252, 270, 315, 378, 420, 540, 630, 756, 945, 1260, 1890, 3780, 5303, 10606, 15909, 21212, 26515, 31818, 37121, 47727, 53030, 63636, 74242, 79545, 95454, 106060, 111363, 143181, 148484, 159090, 185605, 190908, 222726, 238635, 286362, 318180, 334089, 371210, 445452, 477270, 556815, 572724, 668178, 715905, 742420, 954540, 1002267, 1113630, 1336356, 1431810, 1670445, 2004534, 2227260, 2863620, 3340890, 4009068, 5011335, 6681780, 10022670, 20045340]

約数ペア:

[(1, 20045340), (2, 10022670), (3, 6681780), (4, 5011335), (5, 4009068), (6, 3340890), (7, 2863620), (9, 2227260), (10, 2004534), (12, 1670445), (14, 1431810), (15, 1336356), (18, 1113630), (20, 1002267), (21, 954540), (27, 742420), (28, 715905), (30, 668178), (35, 572724), (36, 556815), (42, 477270), (45, 445452), (54, 371210), (60, 334089), (63, 318180), (70, 286362), (84, 238635), (90, 222726), (105, 190908), (108, 185605), (126, 159090), (135, 148484), (140, 143181), (180, 111363), (189, 106060), (210, 95454), (252, 79545), (270, 74242), (315, 63636), (378, 53030), (420, 47727), (540, 37121), (630, 31818), (756, 26515), (945, 21212), (1260, 15909), (1890, 10606), (3780, 5303)]