20120412

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{1277}}^1$

素因数の和:1398

約数の個数: 48

約数和(自身を含む): 51099552

約数和(自身を除く): 30979140

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 101, 156, 202, 303, 404, 606, 1212, 1277, 1313, 2554, 2626, 3831, 3939, 5108, 5252, 7662, 7878, 15324, 15756, 16601, 33202, 49803, 66404, 99606, 128977, 199212, 257954, 386931, 515908, 773862, 1547724, 1676701, 3353402, 5030103, 6706804, 10060206, 20120412]

約数ペア:

[(1, 20120412), (2, 10060206), (3, 6706804), (4, 5030103), (6, 3353402), (12, 1676701), (13, 1547724), (26, 773862), (39, 515908), (52, 386931), (78, 257954), (101, 199212), (156, 128977), (202, 99606), (303, 66404), (404, 49803), (606, 33202), (1212, 16601), (1277, 15756), (1313, 15324), (2554, 7878), (2626, 7662), (3831, 5252), (3939, 5108)]