402870908

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{2161}}^1$

素因数の和:2418

約数の個数: 48

約数和(自身を含む): 813603840

約数和(自身を除く): 410732932

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 209, 223, 418, 446, 836, 892, 2161, 2453, 4237, 4322, 4906, 8474, 8644, 9812, 16948, 23771, 41059, 46607, 47542, 82118, 93214, 95084, 164236, 186428, 451649, 481903, 903298, 963806, 1806596, 1927612, 5300933, 9156157, 10601866, 18312314, 21203732, 36624628, 100717727, 201435454, 402870908]

約数ペア:

[(1, 402870908), (2, 201435454), (4, 100717727), (11, 36624628), (19, 21203732), (22, 18312314), (38, 10601866), (44, 9156157), (76, 5300933), (209, 1927612), (223, 1806596), (418, 963806), (446, 903298), (836, 481903), (892, 451649), (2161, 186428), (2453, 164236), (4237, 95084), (4322, 93214), (4906, 82118), (8474, 47542), (8644, 46607), (9812, 41059), (16948, 23771)]