4010920

素因数分解:

$2^3\times 5^1\times {\mathrm{197}}^1\times {\mathrm{509}}^1$

素因数の和:717

約数の個数: 32

約数和(自身を含む): 9088200

約数和(自身を除く): 5077280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 197, 394, 509, 788, 985, 1018, 1576, 1970, 2036, 2545, 3940, 4072, 5090, 7880, 10180, 20360, 100273, 200546, 401092, 501365, 802184, 1002730, 2005460, 4010920]

約数ペア:

[(1, 4010920), (2, 2005460), (4, 1002730), (5, 802184), (8, 501365), (10, 401092), (20, 200546), (40, 100273), (197, 20360), (394, 10180), (509, 7880), (788, 5090), (985, 4072), (1018, 3940), (1576, 2545), (1970, 2036)]