55761320

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{22853}}^1$

素因数の和:22925

約数の個数: 32

約数和(自身を含む): 127525320

約数和(自身を除く): 71764000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 22853, 45706, 91412, 114265, 182824, 228530, 457060, 914120, 1394033, 2788066, 5576132, 6970165, 11152264, 13940330, 27880660, 55761320]

約数ペア:

[(1, 55761320), (2, 27880660), (4, 13940330), (5, 11152264), (8, 6970165), (10, 5576132), (20, 2788066), (40, 1394033), (61, 914120), (122, 457060), (244, 228530), (305, 182824), (488, 114265), (610, 91412), (1220, 45706), (2440, 22853)]