28224880

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{599}}^1$

素因数の和:662

約数の個数: 80

約数和(自身を含む): 71424000

約数和(自身を除く): 43199120

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 31, 38, 40, 62, 76, 80, 95, 124, 152, 155, 190, 248, 304, 310, 380, 496, 589, 599, 620, 760, 1178, 1198, 1240, 1520, 2356, 2396, 2480, 2945, 2995, 4712, 4792, 5890, 5990, 9424, 9584, 11381, 11780, 11980, 18569, 22762, 23560, 23960, 37138, 45524, 47120, 47920, 56905, 74276, 91048, 92845, 113810, 148552, 182096, 185690, 227620, 297104, 352811, 371380, 455240, 705622, 742760, 910480, 1411244, 1485520, 1764055, 2822488, 3528110, 5644976, 7056220, 14112440, 28224880]

約数ペア:

[(1, 28224880), (2, 14112440), (4, 7056220), (5, 5644976), (8, 3528110), (10, 2822488), (16, 1764055), (19, 1485520), (20, 1411244), (31, 910480), (38, 742760), (40, 705622), (62, 455240), (76, 371380), (80, 352811), (95, 297104), (124, 227620), (152, 185690), (155, 182096), (190, 148552), (248, 113810), (304, 92845), (310, 91048), (380, 74276), (496, 56905), (589, 47920), (599, 47120), (620, 45524), (760, 37138), (1178, 23960), (1198, 23560), (1240, 22762), (1520, 18569), (2356, 11980), (2396, 11780), (2480, 11381), (2945, 9584), (2995, 9424), (4712, 5990), (4792, 5890)]