19607006920

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{1277}}^1\times {\mathrm{8167}}^1$

素因数の和:9502

約数の個数: 64

約数和(自身を含む): 45095201280

約数和(自身を除く): 25488194360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1277, 1880, 2554, 5108, 6385, 8167, 10216, 12770, 16334, 25540, 32668, 40835, 51080, 60019, 65336, 81670, 120038, 163340, 240076, 300095, 326680, 383849, 480152, 600190, 767698, 1200380, 1535396, 1919245, 2400760, 3070792, 3838490, 7676980, 10429259, 15353960, 20858518, 41717036, 52146295, 83434072, 104292590, 208585180, 417170360, 490175173, 980350346, 1960700692, 2450875865, 3921401384, 4901751730, 9803503460, 19607006920]

約数ペア:

[(1, 19607006920), (2, 9803503460), (4, 4901751730), (5, 3921401384), (8, 2450875865), (10, 1960700692), (20, 980350346), (40, 490175173), (47, 417170360), (94, 208585180), (188, 104292590), (235, 83434072), (376, 52146295), (470, 41717036), (940, 20858518), (1277, 15353960), (1880, 10429259), (2554, 7676980), (5108, 3838490), (6385, 3070792), (8167, 2400760), (10216, 1919245), (12770, 1535396), (16334, 1200380), (25540, 767698), (32668, 600190), (40835, 480152), (51080, 383849), (60019, 326680), (65336, 300095), (81670, 240076), (120038, 163340)]