7138940920

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{1823}}^1\times {\mathrm{2083}}^1$

素因数の和:3964

約数の個数: 64

約数和(自身を含む): 16421253120

約数和(自身を除く): 9282312200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1823, 1880, 2083, 3646, 4166, 7292, 8332, 9115, 10415, 14584, 16664, 18230, 20830, 36460, 41660, 72920, 83320, 85681, 97901, 171362, 195802, 342724, 391604, 428405, 489505, 685448, 783208, 856810, 979010, 1713620, 1958020, 3427240, 3797309, 3916040, 7594618, 15189236, 18986545, 30378472, 37973090, 75946180, 151892360, 178473523, 356947046, 713894092, 892367615, 1427788184, 1784735230, 3569470460, 7138940920]

約数ペア:

[(1, 7138940920), (2, 3569470460), (4, 1784735230), (5, 1427788184), (8, 892367615), (10, 713894092), (20, 356947046), (40, 178473523), (47, 151892360), (94, 75946180), (188, 37973090), (235, 30378472), (376, 18986545), (470, 15189236), (940, 7594618), (1823, 3916040), (1880, 3797309), (2083, 3427240), (3646, 1958020), (4166, 1713620), (7292, 979010), (8332, 856810), (9115, 783208), (10415, 685448), (14584, 489505), (16664, 428405), (18230, 391604), (20830, 342724), (36460, 195802), (41660, 171362), (72920, 97901), (83320, 85681)]