30284380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{216317}}^1$

素因数の和:216333

約数の個数: 24

約数和(自身を含む): 72682848

約数和(自身を除く): 42398468

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 216317, 432634, 865268, 1081585, 1514219, 2163170, 3028438, 4326340, 6056876, 7571095, 15142190, 30284380]

約数ペア:

[(1, 30284380), (2, 15142190), (4, 7571095), (5, 6056876), (7, 4326340), (10, 3028438), (14, 2163170), (20, 1514219), (28, 1081585), (35, 865268), (70, 432634), (140, 216317)]