460728520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{1645459}}^1$

素因数の和:1645477

約数の個数: 32

約数和(自身を含む): 1184731200

約数和(自身を除く): 724002680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 1645459, 3290918, 6581836, 8227295, 11518213, 13163672, 16454590, 23036426, 32909180, 46072852, 57591065, 65818360, 92145704, 115182130, 230364260, 460728520]

約数ペア:

[(1, 460728520), (2, 230364260), (4, 115182130), (5, 92145704), (7, 65818360), (8, 57591065), (10, 46072852), (14, 32909180), (20, 23036426), (28, 16454590), (35, 13163672), (40, 11518213), (56, 8227295), (70, 6581836), (140, 3290918), (280, 1645459)]