19736760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{7151}}^1$

素因数の和:7188

約数の個数: 64

約数和(自身を含む): 61793280

約数和(自身を除く): 42056520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 138, 184, 230, 276, 345, 460, 552, 690, 920, 1380, 2760, 7151, 14302, 21453, 28604, 35755, 42906, 57208, 71510, 85812, 107265, 143020, 164473, 171624, 214530, 286040, 328946, 429060, 493419, 657892, 822365, 858120, 986838, 1315784, 1644730, 1973676, 2467095, 3289460, 3947352, 4934190, 6578920, 9868380, 19736760]

約数ペア:

[(1, 19736760), (2, 9868380), (3, 6578920), (4, 4934190), (5, 3947352), (6, 3289460), (8, 2467095), (10, 1973676), (12, 1644730), (15, 1315784), (20, 986838), (23, 858120), (24, 822365), (30, 657892), (40, 493419), (46, 429060), (60, 328946), (69, 286040), (92, 214530), (115, 171624), (120, 164473), (138, 143020), (184, 107265), (230, 85812), (276, 71510), (345, 57208), (460, 42906), (552, 35755), (690, 28604), (920, 21453), (1380, 14302), (2760, 7151)]