55467920

素因数分解:

$2^4\times 5^1\times {\mathrm{109}}^1\times {\mathrm{6361}}^1$

素因数の和:6483

約数の個数: 40

約数和(自身を含む): 130166520

約数和(自身を除く): 74698600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 109, 218, 436, 545, 872, 1090, 1744, 2180, 4360, 6361, 8720, 12722, 25444, 31805, 50888, 63610, 101776, 127220, 254440, 508880, 693349, 1386698, 2773396, 3466745, 5546792, 6933490, 11093584, 13866980, 27733960, 55467920]

約数ペア:

[(1, 55467920), (2, 27733960), (4, 13866980), (5, 11093584), (8, 6933490), (10, 5546792), (16, 3466745), (20, 2773396), (40, 1386698), (80, 693349), (109, 508880), (218, 254440), (436, 127220), (545, 101776), (872, 63610), (1090, 50888), (1744, 31805), (2180, 25444), (4360, 12722), (6361, 8720)]