20296290

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{13807}}^1$

素因数の和:13831

約数の個数: 48

約数和(自身を含む): 56668032

約数和(自身を除く): 36371742

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 98, 105, 147, 210, 245, 294, 490, 735, 1470, 13807, 27614, 41421, 69035, 82842, 96649, 138070, 193298, 207105, 289947, 414210, 483245, 579894, 676543, 966490, 1353086, 1449735, 2029629, 2899470, 3382715, 4059258, 6765430, 10148145, 20296290]

約数ペア:

[(1, 20296290), (2, 10148145), (3, 6765430), (5, 4059258), (6, 3382715), (7, 2899470), (10, 2029629), (14, 1449735), (15, 1353086), (21, 966490), (30, 676543), (35, 579894), (42, 483245), (49, 414210), (70, 289947), (98, 207105), (105, 193298), (147, 138070), (210, 96649), (245, 82842), (294, 69035), (490, 41421), (735, 27614), (1470, 13807)]