55512440

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{22751}}^1$

素因数の和:22823

約数の個数: 32

約数和(自身を含む): 126956160

約数和(自身を除く): 71443720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 22751, 45502, 91004, 113755, 182008, 227510, 455020, 910040, 1387811, 2775622, 5551244, 6939055, 11102488, 13878110, 27756220, 55512440]

約数ペア:

[(1, 55512440), (2, 27756220), (4, 13878110), (5, 11102488), (8, 6939055), (10, 5551244), (20, 2775622), (40, 1387811), (61, 910040), (122, 455020), (244, 227510), (305, 182008), (488, 113755), (610, 91004), (1220, 45502), (2440, 22751)]