30021990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{809}}^1\times {\mathrm{1237}}^1$

素因数の和:2056

約数の個数: 32

約数和(自身を含む): 72200160

約数和(自身を除く): 42178170

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 809, 1237, 1618, 2427, 2474, 3711, 4045, 4854, 6185, 7422, 8090, 12135, 12370, 18555, 24270, 37110, 1000733, 2001466, 3002199, 5003665, 6004398, 10007330, 15010995, 30021990]

約数ペア:

[(1, 30021990), (2, 15010995), (3, 10007330), (5, 6004398), (6, 5003665), (10, 3002199), (15, 2001466), (30, 1000733), (809, 37110), (1237, 24270), (1618, 18555), (2427, 12370), (2474, 12135), (3711, 8090), (4045, 7422), (4854, 6185)]