2019160720

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1484677}}^1$

素因数の和:1484707

約数の個数: 40

約数和(自身を含む): 4970701944

約数和(自身を除く): 2951541224

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 1484677, 2969354, 5938708, 7423385, 11877416, 14846770, 23754832, 25239509, 29693540, 50479018, 59387080, 100958036, 118774160, 126197545, 201916072, 252395090, 403832144, 504790180, 1009580360, 2019160720]

約数ペア:

[(1, 2019160720), (2, 1009580360), (4, 504790180), (5, 403832144), (8, 252395090), (10, 201916072), (16, 126197545), (17, 118774160), (20, 100958036), (34, 59387080), (40, 50479018), (68, 29693540), (80, 25239509), (85, 23754832), (136, 14846770), (170, 11877416), (272, 7423385), (340, 5938708), (680, 2969354), (1360, 1484677)]