28393890

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{135209}}^1$

素因数の和:135226

約数の個数: 32

約数和(自身を含む): 77880960

約数和(自身を除く): 49487070

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 135209, 270418, 405627, 676045, 811254, 946463, 1352090, 1892926, 2028135, 2839389, 4056270, 4732315, 5678778, 9464630, 14196945, 28393890]

約数ペア:

[(1, 28393890), (2, 14196945), (3, 9464630), (5, 5678778), (6, 4732315), (7, 4056270), (10, 2839389), (14, 2028135), (15, 1892926), (21, 1352090), (30, 946463), (35, 811254), (42, 676045), (70, 405627), (105, 270418), (210, 135209)]