20161176540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{397}}^1\times {\mathrm{846397}}^1$

素因数の和:846806

約数の個数: 48

約数和(自身を含む): 56593555872

約数和(自身を除く): 36432379332

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 397, 794, 1191, 1588, 1985, 2382, 3970, 4764, 5955, 7940, 11910, 23820, 846397, 1692794, 2539191, 3385588, 4231985, 5078382, 8463970, 10156764, 12695955, 16927940, 25391910, 50783820, 336019609, 672039218, 1008058827, 1344078436, 1680098045, 2016117654, 3360196090, 4032235308, 5040294135, 6720392180, 10080588270, 20161176540]

約数ペア:

[(1, 20161176540), (2, 10080588270), (3, 6720392180), (4, 5040294135), (5, 4032235308), (6, 3360196090), (10, 2016117654), (12, 1680098045), (15, 1344078436), (20, 1008058827), (30, 672039218), (60, 336019609), (397, 50783820), (794, 25391910), (1191, 16927940), (1588, 12695955), (1985, 10156764), (2382, 8463970), (3970, 5078382), (4764, 4231985), (5955, 3385588), (7940, 2539191), (11910, 1692794), (23820, 846397)]