1520328082

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{1997}}^1$

素因数の和:2155

約数の個数: 64

約数和(自身を含む): 2900136960

約数和(自身を除く): 1379808878

約数列:

[1, 2, 7, 13, 14, 26, 47, 89, 91, 94, 178, 182, 329, 611, 623, 658, 1157, 1222, 1246, 1997, 2314, 3994, 4183, 4277, 8099, 8366, 8554, 13979, 16198, 25961, 27958, 29281, 51922, 54379, 58562, 93859, 108758, 177733, 181727, 187718, 355466, 363454, 380653, 657013, 761306, 1220167, 1244131, 1314026, 2310529, 2440334, 2488262, 4621058, 8353451, 8541169, 16173703, 16706902, 17082338, 32347406, 58474157, 108594863, 116948314, 217189726, 760164041, 1520328082]

約数ペア:

[(1, 1520328082), (2, 760164041), (7, 217189726), (13, 116948314), (14, 108594863), (26, 58474157), (47, 32347406), (89, 17082338), (91, 16706902), (94, 16173703), (178, 8541169), (182, 8353451), (329, 4621058), (611, 2488262), (623, 2440334), (658, 2310529), (1157, 1314026), (1222, 1244131), (1246, 1220167), (1997, 761306), (2314, 657013), (3994, 380653), (4183, 363454), (4277, 355466), (8099, 187718), (8366, 181727), (8554, 177733), (13979, 108758), (16198, 93859), (25961, 58562), (27958, 54379), (29281, 51922)]