28320944

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{1579}}^1$

素因数の和:1665

約数の個数: 40

約数和(自身を含む): 58776000

約数和(自身を除く): 30455056

約数列:

[1, 2, 4, 8, 16, 19, 38, 59, 76, 118, 152, 236, 304, 472, 944, 1121, 1579, 2242, 3158, 4484, 6316, 8968, 12632, 17936, 25264, 30001, 60002, 93161, 120004, 186322, 240008, 372644, 480016, 745288, 1490576, 1770059, 3540118, 7080236, 14160472, 28320944]

約数ペア:

[(1, 28320944), (2, 14160472), (4, 7080236), (8, 3540118), (16, 1770059), (19, 1490576), (38, 745288), (59, 480016), (76, 372644), (118, 240008), (152, 186322), (236, 120004), (304, 93161), (472, 60002), (944, 30001), (1121, 25264), (1579, 17936), (2242, 12632), (3158, 8968), (4484, 6316)]