20753070

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{419}}^1$

素因数の和:569

約数の個数: 64

約数和(自身を含む): 54190080

約数和(自身を除く): 33437010

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 127, 130, 195, 254, 381, 390, 419, 635, 762, 838, 1257, 1270, 1651, 1905, 2095, 2514, 3302, 3810, 4190, 4953, 5447, 6285, 8255, 9906, 10894, 12570, 16341, 16510, 24765, 27235, 32682, 49530, 53213, 54470, 81705, 106426, 159639, 163410, 266065, 319278, 532130, 691769, 798195, 1383538, 1596390, 2075307, 3458845, 4150614, 6917690, 10376535, 20753070]

約数ペア:

[(1, 20753070), (2, 10376535), (3, 6917690), (5, 4150614), (6, 3458845), (10, 2075307), (13, 1596390), (15, 1383538), (26, 798195), (30, 691769), (39, 532130), (65, 319278), (78, 266065), (127, 163410), (130, 159639), (195, 106426), (254, 81705), (381, 54470), (390, 53213), (419, 49530), (635, 32682), (762, 27235), (838, 24765), (1257, 16510), (1270, 16341), (1651, 12570), (1905, 10894), (2095, 9906), (2514, 8255), (3302, 6285), (3810, 5447), (4190, 4953)]