12697702940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{48837319}}^1$

素因数の和:48837341

約数の個数: 24

約数和(自身を含む): 28716344160

約数和(自身を除く): 16018641220

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 48837319, 97674638, 195349276, 244186595, 488373190, 634885147, 976746380, 1269770294, 2539540588, 3174425735, 6348851470, 12697702940]

約数ペア:

[(1, 12697702940), (2, 6348851470), (4, 3174425735), (5, 2539540588), (10, 1269770294), (13, 976746380), (20, 634885147), (26, 488373190), (52, 244186595), (65, 195349276), (130, 97674638), (260, 48837319)]