2912881870

素因数分解:

$2^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{181}}^1\times {\mathrm{353}}^1$

素因数の和:685

約数の個数: 64

約数和(自身を含む): 5455247616

約数和(自身を除く): 2542365746

約数列:

[1, 2, 5, 10, 47, 94, 97, 181, 194, 235, 353, 362, 470, 485, 706, 905, 970, 1765, 1810, 3530, 4559, 8507, 9118, 16591, 17014, 17557, 22795, 33182, 34241, 35114, 42535, 45590, 63893, 68482, 82955, 85070, 87785, 127786, 165910, 171205, 175570, 319465, 342410, 638930, 825179, 1609327, 1650358, 3002971, 3218654, 4125895, 6005942, 6197621, 8046635, 8251790, 12395242, 15014855, 16093270, 30029710, 30988105, 61976210, 291288187, 582576374, 1456440935, 2912881870]

約数ペア:

[(1, 2912881870), (2, 1456440935), (5, 582576374), (10, 291288187), (47, 61976210), (94, 30988105), (97, 30029710), (181, 16093270), (194, 15014855), (235, 12395242), (353, 8251790), (362, 8046635), (470, 6197621), (485, 6005942), (706, 4125895), (905, 3218654), (970, 3002971), (1765, 1650358), (1810, 1609327), (3530, 825179), (4559, 638930), (8507, 342410), (9118, 319465), (16591, 175570), (17014, 171205), (17557, 165910), (22795, 127786), (33182, 87785), (34241, 85070), (35114, 82955), (42535, 68482), (45590, 63893)]