31530380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{225217}}^1$

素因数の和:225233

約数の個数: 24

約数和(自身を含む): 75673248

約数和(自身を除く): 44142868

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 225217, 450434, 900868, 1126085, 1576519, 2252170, 3153038, 4504340, 6306076, 7882595, 15765190, 31530380]

約数ペア:

[(1, 31530380), (2, 15765190), (4, 7882595), (5, 6306076), (7, 4504340), (10, 3153038), (14, 2252170), (20, 1576519), (28, 1126085), (35, 900868), (70, 450434), (140, 225217)]