2080676890

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{313}}^1\times {\mathrm{593}}^1$

素因数の和:991

約数の個数: 64

約数和(自身を含む): 4028745600

約数和(自身を除く): 1948068710

約数列:

[1, 2, 5, 10, 19, 38, 59, 95, 118, 190, 295, 313, 590, 593, 626, 1121, 1186, 1565, 2242, 2965, 3130, 5605, 5930, 5947, 11210, 11267, 11894, 18467, 22534, 29735, 34987, 36934, 56335, 59470, 69974, 92335, 112670, 174935, 184670, 185609, 349870, 350873, 371218, 664753, 701746, 928045, 1329506, 1754365, 1856090, 3323765, 3508730, 3526571, 6647530, 7053142, 10950931, 17632855, 21901862, 35265710, 54754655, 109509310, 208067689, 416135378, 1040338445, 2080676890]

約数ペア:

[(1, 2080676890), (2, 1040338445), (5, 416135378), (10, 208067689), (19, 109509310), (38, 54754655), (59, 35265710), (95, 21901862), (118, 17632855), (190, 10950931), (295, 7053142), (313, 6647530), (590, 3526571), (593, 3508730), (626, 3323765), (1121, 1856090), (1186, 1754365), (1565, 1329506), (2242, 928045), (2965, 701746), (3130, 664753), (5605, 371218), (5930, 350873), (5947, 349870), (11210, 185609), (11267, 184670), (11894, 174935), (18467, 112670), (22534, 92335), (29735, 69974), (34987, 59470), (36934, 56335)]