204387205690

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1259}}^1\times {\mathrm{377537}}^1$

素因数の和:378846

約数の個数: 32

約数和(自身を含む): 376752720960

約数和(自身を除く): 172365515270

約数列:

[1, 2, 5, 10, 43, 86, 215, 430, 1259, 2518, 6295, 12590, 54137, 108274, 270685, 377537, 541370, 755074, 1887685, 3775370, 16234091, 32468182, 81170455, 162340910, 475319083, 950638166, 2376595415, 4753190830, 20438720569, 40877441138, 102193602845, 204387205690]

約数ペア:

[(1, 204387205690), (2, 102193602845), (5, 40877441138), (10, 20438720569), (43, 4753190830), (86, 2376595415), (215, 950638166), (430, 475319083), (1259, 162340910), (2518, 81170455), (6295, 32468182), (12590, 16234091), (54137, 3775370), (108274, 1887685), (270685, 755074), (377537, 541370)]