2079787540

素因数分解:

$2^2\times 5^1\times {\mathrm{191}}^1\times {\mathrm{443}}^1\times {\mathrm{1229}}^1$

素因数の和:1872

約数の個数: 48

約数和(自身を含む): 4403911680

約数和(自身を除く): 2324124140

約数列:

[1, 2, 4, 5, 10, 20, 191, 382, 443, 764, 886, 955, 1229, 1772, 1910, 2215, 2458, 3820, 4430, 4916, 6145, 8860, 12290, 24580, 84613, 169226, 234739, 338452, 423065, 469478, 544447, 846130, 938956, 1088894, 1173695, 1692260, 2177788, 2347390, 2722235, 4694780, 5444470, 10888940, 103989377, 207978754, 415957508, 519946885, 1039893770, 2079787540]

約数ペア:

[(1, 2079787540), (2, 1039893770), (4, 519946885), (5, 415957508), (10, 207978754), (20, 103989377), (191, 10888940), (382, 5444470), (443, 4694780), (764, 2722235), (886, 2347390), (955, 2177788), (1229, 1692260), (1772, 1173695), (1910, 1088894), (2215, 938956), (2458, 846130), (3820, 544447), (4430, 469478), (4916, 423065), (6145, 338452), (8860, 234739), (12290, 169226), (24580, 84613)]