827368420

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{271}}^1\times {\mathrm{6637}}^1$

素因数の和:6940

約数の個数: 48

約数和(自身を含む): 1819980288

約数和(自身を除く): 992611868

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 271, 460, 542, 1084, 1355, 2710, 5420, 6233, 6637, 12466, 13274, 24932, 26548, 31165, 33185, 62330, 66370, 124660, 132740, 152651, 305302, 610604, 763255, 1526510, 1798627, 3053020, 3597254, 7194508, 8993135, 17986270, 35972540, 41368421, 82736842, 165473684, 206842105, 413684210, 827368420]

約数ペア:

[(1, 827368420), (2, 413684210), (4, 206842105), (5, 165473684), (10, 82736842), (20, 41368421), (23, 35972540), (46, 17986270), (92, 8993135), (115, 7194508), (230, 3597254), (271, 3053020), (460, 1798627), (542, 1526510), (1084, 763255), (1355, 610604), (2710, 305302), (5420, 152651), (6233, 132740), (6637, 124660), (12466, 66370), (13274, 62330), (24932, 33185), (26548, 31165)]