22372880

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{359}}^1$

素因数の和:432

約数の個数: 80

約数和(自身を含む): 56246400

約数和(自身を除く): 33873520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 41, 76, 80, 82, 95, 152, 164, 190, 205, 304, 328, 359, 380, 410, 656, 718, 760, 779, 820, 1436, 1520, 1558, 1640, 1795, 2872, 3116, 3280, 3590, 3895, 5744, 6232, 6821, 7180, 7790, 12464, 13642, 14360, 14719, 15580, 27284, 28720, 29438, 31160, 34105, 54568, 58876, 62320, 68210, 73595, 109136, 117752, 136420, 147190, 235504, 272840, 279661, 294380, 545680, 559322, 588760, 1118644, 1177520, 1398305, 2237288, 2796610, 4474576, 5593220, 11186440, 22372880]

約数ペア:

[(1, 22372880), (2, 11186440), (4, 5593220), (5, 4474576), (8, 2796610), (10, 2237288), (16, 1398305), (19, 1177520), (20, 1118644), (38, 588760), (40, 559322), (41, 545680), (76, 294380), (80, 279661), (82, 272840), (95, 235504), (152, 147190), (164, 136420), (190, 117752), (205, 109136), (304, 73595), (328, 68210), (359, 62320), (380, 58876), (410, 54568), (656, 34105), (718, 31160), (760, 29438), (779, 28720), (820, 27284), (1436, 15580), (1520, 14719), (1558, 14360), (1640, 13642), (1795, 12464), (2872, 7790), (3116, 7180), (3280, 6821), (3590, 6232), (3895, 5744)]