4338160

素因数分解:

$2^4\times 5^1\times {\mathrm{211}}^1\times {\mathrm{257}}^1$

素因数の和:481

約数の個数: 40

約数和(自身を含む): 10173456

約数和(自身を除く): 5835296

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 211, 257, 422, 514, 844, 1028, 1055, 1285, 1688, 2056, 2110, 2570, 3376, 4112, 4220, 5140, 8440, 10280, 16880, 20560, 54227, 108454, 216908, 271135, 433816, 542270, 867632, 1084540, 2169080, 4338160]

約数ペア:

[(1, 4338160), (2, 2169080), (4, 1084540), (5, 867632), (8, 542270), (10, 433816), (16, 271135), (20, 216908), (40, 108454), (80, 54227), (211, 20560), (257, 16880), (422, 10280), (514, 8440), (844, 5140), (1028, 4220), (1055, 4112), (1285, 3376), (1688, 2570), (2056, 2110)]