895120

素因数分解:

$2^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{167}}^1$

素因数の和:247

約数の個数: 40

約数和(自身を含む): 2124864

約数和(自身を除く): 1229744

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 67, 80, 134, 167, 268, 334, 335, 536, 668, 670, 835, 1072, 1336, 1340, 1670, 2672, 2680, 3340, 5360, 6680, 11189, 13360, 22378, 44756, 55945, 89512, 111890, 179024, 223780, 447560, 895120]

約数ペア:

[(1, 895120), (2, 447560), (4, 223780), (5, 179024), (8, 111890), (10, 89512), (16, 55945), (20, 44756), (40, 22378), (67, 13360), (80, 11189), (134, 6680), (167, 5360), (268, 3340), (334, 2680), (335, 2672), (536, 1670), (668, 1340), (670, 1336), (835, 1072)]