720284820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{12004747}}^1$

素因数の和:12004759

約数の個数: 24

約数和(自身を含む): 2016797664

約数和(自身を除く): 1296512844

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 12004747, 24009494, 36014241, 48018988, 60023735, 72028482, 120047470, 144056964, 180071205, 240094940, 360142410, 720284820]

約数ペア:

[(1, 720284820), (2, 360142410), (3, 240094940), (4, 180071205), (5, 144056964), (6, 120047470), (10, 72028482), (12, 60023735), (15, 48018988), (20, 36014241), (30, 24009494), (60, 12004747)]