39444340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{719}}^1$

素因数の和:952

約数の個数: 48

約数和(自身を含む): 89752320

約数和(自身を除く): 50307980

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 211, 260, 422, 719, 844, 1055, 1438, 2110, 2743, 2876, 3595, 4220, 5486, 7190, 9347, 10972, 13715, 14380, 18694, 27430, 37388, 46735, 54860, 93470, 151709, 186940, 303418, 606836, 758545, 1517090, 1972217, 3034180, 3944434, 7888868, 9861085, 19722170, 39444340]

約数ペア:

[(1, 39444340), (2, 19722170), (4, 9861085), (5, 7888868), (10, 3944434), (13, 3034180), (20, 1972217), (26, 1517090), (52, 758545), (65, 606836), (130, 303418), (211, 186940), (260, 151709), (422, 93470), (719, 54860), (844, 46735), (1055, 37388), (1438, 27430), (2110, 18694), (2743, 14380), (2876, 13715), (3595, 10972), (4220, 9347), (5486, 7190)]