12437740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{1217}}^1$

素因数の和:1306

約数の個数: 48

約数和(自身を含む): 30284352

約数和(自身を除く): 17846612

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 73, 140, 146, 292, 365, 511, 730, 1022, 1217, 1460, 2044, 2434, 2555, 4868, 5110, 6085, 8519, 10220, 12170, 17038, 24340, 34076, 42595, 85190, 88841, 170380, 177682, 355364, 444205, 621887, 888410, 1243774, 1776820, 2487548, 3109435, 6218870, 12437740]

約数ペア:

[(1, 12437740), (2, 6218870), (4, 3109435), (5, 2487548), (7, 1776820), (10, 1243774), (14, 888410), (20, 621887), (28, 444205), (35, 355364), (70, 177682), (73, 170380), (140, 88841), (146, 85190), (292, 42595), (365, 34076), (511, 24340), (730, 17038), (1022, 12170), (1217, 10220), (1460, 8519), (2044, 6085), (2434, 5110), (2555, 4868)]