28347970

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{57853}}^1$

素因数の和:57874

約数の個数: 24

約数和(自身を含む): 59358204

約数和(自身を除く): 31010234

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 57853, 115706, 289265, 404971, 578530, 809942, 2024855, 2834797, 4049710, 5669594, 14173985, 28347970]

約数ペア:

[(1, 28347970), (2, 14173985), (5, 5669594), (7, 4049710), (10, 2834797), (14, 2024855), (35, 809942), (49, 578530), (70, 404971), (98, 289265), (245, 115706), (490, 57853)]