20839830

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{5741}}^1$

素因数の和:5773

約数の個数: 48

約数和(自身を含む): 54985392

約数和(自身を除く): 34145562

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 110, 121, 165, 242, 330, 363, 605, 726, 1210, 1815, 3630, 5741, 11482, 17223, 28705, 34446, 57410, 63151, 86115, 126302, 172230, 189453, 315755, 378906, 631510, 694661, 947265, 1389322, 1894530, 2083983, 3473305, 4167966, 6946610, 10419915, 20839830]

約数ペア:

[(1, 20839830), (2, 10419915), (3, 6946610), (5, 4167966), (6, 3473305), (10, 2083983), (11, 1894530), (15, 1389322), (22, 947265), (30, 694661), (33, 631510), (55, 378906), (66, 315755), (110, 189453), (121, 172230), (165, 126302), (242, 86115), (330, 63151), (363, 57410), (605, 34446), (726, 28705), (1210, 17223), (1815, 11482), (3630, 5741)]