215495870

素因数分解:

$2^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{229}}^1\times {\mathrm{677}}^1$

素因数の和:1052

約数の個数: 32

約数和(自身を含む): 392968800

約数和(自身を除く): 177472930

約数列:

[1, 2, 5, 10, 139, 229, 278, 458, 677, 695, 1145, 1354, 1390, 2290, 3385, 6770, 31831, 63662, 94103, 155033, 159155, 188206, 310066, 318310, 470515, 775165, 941030, 1550330, 21549587, 43099174, 107747935, 215495870]

約数ペア:

[(1, 215495870), (2, 107747935), (5, 43099174), (10, 21549587), (139, 1550330), (229, 941030), (278, 775165), (458, 470515), (677, 318310), (695, 310066), (1145, 188206), (1354, 159155), (1390, 155033), (2290, 94103), (3385, 63662), (6770, 31831)]