390985860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{6516431}}^1$

素因数の和:6516443

約数の個数: 24

約数和(自身を含む): 1094760576

約数和(自身を除く): 703774716

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 6516431, 13032862, 19549293, 26065724, 32582155, 39098586, 65164310, 78197172, 97746465, 130328620, 195492930, 390985860]

約数ペア:

[(1, 390985860), (2, 195492930), (3, 130328620), (4, 97746465), (5, 78197172), (6, 65164310), (10, 39098586), (12, 32582155), (15, 26065724), (20, 19549293), (30, 13032862), (60, 6516431)]