2220479668

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{37}}^2\times {\mathrm{191}}^1\times {\mathrm{193}}^1$

素因数の和:473

約数の個数: 72

約数和(自身を含む): 4402266624

約数和(自身を除く): 2181786956

約数列:

[1, 2, 4, 11, 22, 37, 44, 74, 148, 191, 193, 382, 386, 407, 764, 772, 814, 1369, 1628, 2101, 2123, 2738, 4202, 4246, 5476, 7067, 7141, 8404, 8492, 14134, 14282, 15059, 28268, 28564, 30118, 36863, 60236, 73726, 77737, 78551, 147452, 155474, 157102, 261479, 264217, 310948, 314204, 405493, 522958, 528434, 810986, 1045916, 1056868, 1363931, 1621972, 2727862, 2876269, 2906387, 5455724, 5752538, 5812774, 11505076, 11625548, 15003241, 30006482, 50465447, 60012964, 100930894, 201861788, 555119917, 1110239834, 2220479668]

約数ペア:

[(1, 2220479668), (2, 1110239834), (4, 555119917), (11, 201861788), (22, 100930894), (37, 60012964), (44, 50465447), (74, 30006482), (148, 15003241), (191, 11625548), (193, 11505076), (382, 5812774), (386, 5752538), (407, 5455724), (764, 2906387), (772, 2876269), (814, 2727862), (1369, 1621972), (1628, 1363931), (2101, 1056868), (2123, 1045916), (2738, 810986), (4202, 528434), (4246, 522958), (5476, 405493), (7067, 314204), (7141, 310948), (8404, 264217), (8492, 261479), (14134, 157102), (14282, 155474), (15059, 147452), (28268, 78551), (28564, 77737), (30118, 73726), (36863, 60236)]