1390804860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23180081}}^1$

素因数の和:23180093

約数の個数: 24

約数和(自身を含む): 3894253776

約数和(自身を除く): 2503448916

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 23180081, 46360162, 69540243, 92720324, 115900405, 139080486, 231800810, 278160972, 347701215, 463601620, 695402430, 1390804860]

約数ペア:

[(1, 1390804860), (2, 695402430), (3, 463601620), (4, 347701215), (5, 278160972), (6, 231800810), (10, 139080486), (12, 115900405), (15, 92720324), (20, 69540243), (30, 46360162), (60, 23180081)]