3887804980

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1\times {\mathrm{20873}}^1$

素因数の和:21088

約数の個数: 48

約数和(自身を含む): 8346260160

約数和(自身を除く): 4458455180

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 139, 268, 278, 335, 556, 670, 695, 1340, 1390, 2780, 9313, 18626, 20873, 37252, 41746, 46565, 83492, 93130, 104365, 186260, 208730, 417460, 1398491, 2796982, 2901347, 5593964, 5802694, 6992455, 11605388, 13984910, 14506735, 27969820, 29013470, 58026940, 194390249, 388780498, 777560996, 971951245, 1943902490, 3887804980]

約数ペア:

[(1, 3887804980), (2, 1943902490), (4, 971951245), (5, 777560996), (10, 388780498), (20, 194390249), (67, 58026940), (134, 29013470), (139, 27969820), (268, 14506735), (278, 13984910), (335, 11605388), (556, 6992455), (670, 5802694), (695, 5593964), (1340, 2901347), (1390, 2796982), (2780, 1398491), (9313, 417460), (18626, 208730), (20873, 186260), (37252, 104365), (41746, 93130), (46565, 83492)]