2897080

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1$

素因数の和:148

約数の個数: 64

約数和(自身を含む): 7050240

約数和(自身を除く): 4153160

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 47, 67, 92, 94, 115, 134, 184, 188, 230, 235, 268, 335, 376, 460, 470, 536, 670, 920, 940, 1081, 1340, 1541, 1880, 2162, 2680, 3082, 3149, 4324, 5405, 6164, 6298, 7705, 8648, 10810, 12328, 12596, 15410, 15745, 21620, 25192, 30820, 31490, 43240, 61640, 62980, 72427, 125960, 144854, 289708, 362135, 579416, 724270, 1448540, 2897080]

約数ペア:

[(1, 2897080), (2, 1448540), (4, 724270), (5, 579416), (8, 362135), (10, 289708), (20, 144854), (23, 125960), (40, 72427), (46, 62980), (47, 61640), (67, 43240), (92, 31490), (94, 30820), (115, 25192), (134, 21620), (184, 15745), (188, 15410), (230, 12596), (235, 12328), (268, 10810), (335, 8648), (376, 7705), (460, 6298), (470, 6164), (536, 5405), (670, 4324), (920, 3149), (940, 3082), (1081, 2680), (1340, 2162), (1541, 1880)]