1390026688

素因数分解:

$2^6\times {\mathrm{139}}^1\times {\mathrm{156253}}^1$

素因数の和:156404

約数の個数: 28

約数和(自身を含む): 2778196120

約数和(自身を除く): 1388169432

約数列:

[1, 2, 4, 8, 16, 32, 64, 139, 278, 556, 1112, 2224, 4448, 8896, 156253, 312506, 625012, 1250024, 2500048, 5000096, 10000192, 21719167, 43438334, 86876668, 173753336, 347506672, 695013344, 1390026688]

約数ペア:

[(1, 1390026688), (2, 695013344), (4, 347506672), (8, 173753336), (16, 86876668), (32, 43438334), (64, 21719167), (139, 10000192), (278, 5000096), (556, 2500048), (1112, 1250024), (2224, 625012), (4448, 312506), (8896, 156253)]