20259050

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{8269}}^1$

素因数の和:8295

約数の個数: 36

約数和(自身を含む): 43839270

約数和(自身を除く): 23580220

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 49, 50, 70, 98, 175, 245, 350, 490, 1225, 2450, 8269, 16538, 41345, 57883, 82690, 115766, 206725, 289415, 405181, 413450, 578830, 810362, 1447075, 2025905, 2894150, 4051810, 10129525, 20259050]

約数ペア:

[(1, 20259050), (2, 10129525), (5, 4051810), (7, 2894150), (10, 2025905), (14, 1447075), (25, 810362), (35, 578830), (49, 413450), (50, 405181), (70, 289415), (98, 206725), (175, 115766), (245, 82690), (350, 57883), (490, 41345), (1225, 16538), (2450, 8269)]