804911470

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1\times {\mathrm{863}}^1$

素因数の和:1081

約数の個数: 64

約数和(自身を含む): 1619896320

約数和(自身を除く): 814984850

約数列:

[1, 2, 5, 10, 11, 22, 55, 61, 110, 122, 139, 278, 305, 610, 671, 695, 863, 1342, 1390, 1529, 1726, 3058, 3355, 4315, 6710, 7645, 8479, 8630, 9493, 15290, 16958, 18986, 42395, 47465, 52643, 84790, 93269, 94930, 105286, 119957, 186538, 239914, 263215, 466345, 526430, 579073, 599785, 932690, 1158146, 1199570, 1319527, 2639054, 2895365, 5790730, 6597635, 7317377, 13195270, 14634754, 36586885, 73173770, 80491147, 160982294, 402455735, 804911470]

約数ペア:

[(1, 804911470), (2, 402455735), (5, 160982294), (10, 80491147), (11, 73173770), (22, 36586885), (55, 14634754), (61, 13195270), (110, 7317377), (122, 6597635), (139, 5790730), (278, 2895365), (305, 2639054), (610, 1319527), (671, 1199570), (695, 1158146), (863, 932690), (1342, 599785), (1390, 579073), (1529, 526430), (1726, 466345), (3058, 263215), (3355, 239914), (4315, 186538), (6710, 119957), (7645, 105286), (8479, 94930), (8630, 93269), (9493, 84790), (15290, 52643), (16958, 47465), (18986, 42395)]