28049880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{10163}}^1$

素因数の和:10200

約数の個数: 64

約数和(自身を含む): 87816960

約数和(自身を除く): 59767080

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, 10163, 20326, 30489, 40652, 50815, 60978, 81304, 101630, 121956, 152445, 203260, 233749, 243912, 304890, 406520, 467498, 609780, 701247, 934996, 1168745, 1219560, 1402494, 1869992, 2337490, 2804988, 3506235, 4674980, 5609976, 7012470, 9349960, 14024940, 28049880]

約数ペア:

[(1, 28049880), (2, 14024940), (3, 9349960), (4, 7012470), (5, 5609976), (6, 4674980), (8, 3506235), (10, 2804988), (12, 2337490), (15, 1869992), (20, 1402494), (23, 1219560), (24, 1168745), (30, 934996), (40, 701247), (46, 609780), (60, 467498), (69, 406520), (92, 304890), (115, 243912), (120, 233749), (138, 203260), (184, 152445), (230, 121956), (276, 101630), (345, 81304), (460, 60978), (552, 50815), (690, 40652), (920, 30489), (1380, 20326), (2760, 10163)]