72443140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47041}}^1$

素因数の和:47068

約数の個数: 48

約数和(自身を含む): 189673344

約数和(自身を除く): 117230204

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 47041, 94082, 188164, 235205, 329287, 470410, 517451, 658574, 940820, 1034902, 1317148, 1646435, 2069804, 2587255, 3292870, 3622157, 5174510, 6585740, 7244314, 10349020, 14488628, 18110785, 36221570, 72443140]

約数ペア:

[(1, 72443140), (2, 36221570), (4, 18110785), (5, 14488628), (7, 10349020), (10, 7244314), (11, 6585740), (14, 5174510), (20, 3622157), (22, 3292870), (28, 2587255), (35, 2069804), (44, 1646435), (55, 1317148), (70, 1034902), (77, 940820), (110, 658574), (140, 517451), (154, 470410), (220, 329287), (308, 235205), (385, 188164), (770, 94082), (1540, 47041)]