2017199840

素因数分解:

$2^5\times 5^1\times {\mathrm{1931}}^1\times {\mathrm{6529}}^1$

素因数の和:8475

約数の個数: 48

約数和(自身を含む): 4768832880

約数和(自身を除く): 2751633040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 1931, 3862, 6529, 7724, 9655, 13058, 15448, 19310, 26116, 30896, 32645, 38620, 52232, 61792, 65290, 77240, 104464, 130580, 154480, 208928, 261160, 308960, 522320, 1044640, 12607499, 25214998, 50429996, 63037495, 100859992, 126074990, 201719984, 252149980, 403439968, 504299960, 1008599920, 2017199840]

約数ペア:

[(1, 2017199840), (2, 1008599920), (4, 504299960), (5, 403439968), (8, 252149980), (10, 201719984), (16, 126074990), (20, 100859992), (32, 63037495), (40, 50429996), (80, 25214998), (160, 12607499), (1931, 1044640), (3862, 522320), (6529, 308960), (7724, 261160), (9655, 208928), (13058, 154480), (15448, 130580), (19310, 104464), (26116, 77240), (30896, 65290), (32645, 61792), (38620, 52232)]