85367240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{304883}}^1$

素因数の和:304901

約数の個数: 32

約数和(自身を含む): 219516480

約数和(自身を除く): 134149240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 304883, 609766, 1219532, 1524415, 2134181, 2439064, 3048830, 4268362, 6097660, 8536724, 10670905, 12195320, 17073448, 21341810, 42683620, 85367240]

約数ペア:

[(1, 85367240), (2, 42683620), (4, 21341810), (5, 17073448), (7, 12195320), (8, 10670905), (10, 8536724), (14, 6097660), (20, 4268362), (28, 3048830), (35, 2439064), (40, 2134181), (56, 1524415), (70, 1219532), (140, 609766), (280, 304883)]