21944760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{7951}}^1$

素因数の和:7988

約数の個数: 64

約数和(自身を含む): 68705280

約数和(自身を除く): 46760520

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, 7951, 15902, 23853, 31804, 39755, 47706, 63608, 79510, 95412, 119265, 159020, 182873, 190824, 238530, 318040, 365746, 477060, 548619, 731492, 914365, 954120, 1097238, 1462984, 1828730, 2194476, 2743095, 3657460, 4388952, 5486190, 7314920, 10972380, 21944760]

約数ペア:

[(1, 21944760), (2, 10972380), (3, 7314920), (4, 5486190), (5, 4388952), (6, 3657460), (8, 2743095), (10, 2194476), (12, 1828730), (15, 1462984), (20, 1097238), (23, 954120), (24, 914365), (30, 731492), (40, 548619), (46, 477060), (60, 365746), (69, 318040), (92, 238530), (115, 190824), (120, 182873), (138, 159020), (184, 119265), (230, 95412), (276, 79510), (345, 63608), (460, 47706), (552, 39755), (690, 31804), (920, 23853), (1380, 15902), (2760, 7951)]