30902980

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{53281}}^1$

素因数の和:53319

約数の個数: 24

約数和(自身を含む): 67135320

約数和(自身を除く): 36232340

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 53281, 106562, 213124, 266405, 532810, 1065620, 1545149, 3090298, 6180596, 7725745, 15451490, 30902980]

約数ペア:

[(1, 30902980), (2, 15451490), (4, 7725745), (5, 6180596), (10, 3090298), (20, 1545149), (29, 1065620), (58, 532810), (116, 266405), (145, 213124), (290, 106562), (580, 53281)]