38890930

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{13007}}^1$

素因数の和:13050

約数の個数: 32

約数和(自身を含む): 78672384

約数和(自身を除く): 39781454

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 65, 115, 130, 230, 299, 598, 1495, 2990, 13007, 26014, 65035, 130070, 169091, 299161, 338182, 598322, 845455, 1495805, 1690910, 2991610, 3889093, 7778186, 19445465, 38890930]

約数ペア:

[(1, 38890930), (2, 19445465), (5, 7778186), (10, 3889093), (13, 2991610), (23, 1690910), (26, 1495805), (46, 845455), (65, 598322), (115, 338182), (130, 299161), (230, 169091), (299, 130070), (598, 65035), (1495, 26014), (2990, 13007)]