28040730

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{21737}}^1$

素因数の和:21790

約数の個数: 32

約数和(自身を含む): 68865984

約数和(自身を除く): 40825254

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 43, 86, 129, 215, 258, 430, 645, 1290, 21737, 43474, 65211, 108685, 130422, 217370, 326055, 652110, 934691, 1869382, 2804073, 4673455, 5608146, 9346910, 14020365, 28040730]

約数ペア:

[(1, 28040730), (2, 14020365), (3, 9346910), (5, 5608146), (6, 4673455), (10, 2804073), (15, 1869382), (30, 934691), (43, 652110), (86, 326055), (129, 217370), (215, 130422), (258, 108685), (430, 65211), (645, 43474), (1290, 21737)]