20174710520

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{179}}^1\times {\mathrm{59951}}^1$

素因数の和:60188

約数の個数: 64

約数和(自身を含む): 46618675200

約数和(自身を除く): 26443964680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 179, 188, 235, 358, 376, 470, 716, 895, 940, 1432, 1790, 1880, 3580, 7160, 8413, 16826, 33652, 42065, 59951, 67304, 84130, 119902, 168260, 239804, 299755, 336520, 479608, 599510, 1199020, 2398040, 2817697, 5635394, 10731229, 11270788, 14088485, 21462458, 22541576, 28176970, 42924916, 53656145, 56353940, 85849832, 107312290, 112707880, 214624580, 429249160, 504367763, 1008735526, 2017471052, 2521838815, 4034942104, 5043677630, 10087355260, 20174710520]

約数ペア:

[(1, 20174710520), (2, 10087355260), (4, 5043677630), (5, 4034942104), (8, 2521838815), (10, 2017471052), (20, 1008735526), (40, 504367763), (47, 429249160), (94, 214624580), (179, 112707880), (188, 107312290), (235, 85849832), (358, 56353940), (376, 53656145), (470, 42924916), (716, 28176970), (895, 22541576), (940, 21462458), (1432, 14088485), (1790, 11270788), (1880, 10731229), (3580, 5635394), (7160, 2817697), (8413, 2398040), (16826, 1199020), (33652, 599510), (42065, 479608), (59951, 336520), (67304, 299755), (84130, 239804), (119902, 168260)]