345419480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{1233641}}^1$

素因数の和:1233659

約数の個数: 32

約数和(自身を含む): 888222240

約数和(自身を除く): 542802760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 1233641, 2467282, 4934564, 6168205, 8635487, 9869128, 12336410, 17270974, 24672820, 34541948, 43177435, 49345640, 69083896, 86354870, 172709740, 345419480]

約数ペア:

[(1, 345419480), (2, 172709740), (4, 86354870), (5, 69083896), (7, 49345640), (8, 43177435), (10, 34541948), (14, 24672820), (20, 17270974), (28, 12336410), (35, 9869128), (40, 8635487), (56, 6168205), (70, 4934564), (140, 2467282), (280, 1233641)]