389588880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1623287}}^1$

素因数の和:1623303

約数の個数: 40

約数和(自身を含む): 1207726272

約数和(自身を除く): 818137392

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1623287, 3246574, 4869861, 6493148, 8116435, 9739722, 12986296, 16232870, 19479444, 24349305, 25972592, 32465740, 38958888, 48698610, 64931480, 77917776, 97397220, 129862960, 194794440, 389588880]

約数ペア:

[(1, 389588880), (2, 194794440), (3, 129862960), (4, 97397220), (5, 77917776), (6, 64931480), (8, 48698610), (10, 38958888), (12, 32465740), (15, 25972592), (16, 24349305), (20, 19479444), (24, 16232870), (30, 12986296), (40, 9739722), (48, 8116435), (60, 6493148), (80, 4869861), (120, 3246574), (240, 1623287)]