2049760

素因数分解:

$2^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{557}}^1$

素因数の和:595

約数の個数: 48

約数和(自身を含む): 5062176

約数和(自身を除く): 3012416

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 80, 92, 115, 160, 184, 230, 368, 460, 557, 736, 920, 1114, 1840, 2228, 2785, 3680, 4456, 5570, 8912, 11140, 12811, 17824, 22280, 25622, 44560, 51244, 64055, 89120, 102488, 128110, 204976, 256220, 409952, 512440, 1024880, 2049760]

約数ペア:

[(1, 2049760), (2, 1024880), (4, 512440), (5, 409952), (8, 256220), (10, 204976), (16, 128110), (20, 102488), (23, 89120), (32, 64055), (40, 51244), (46, 44560), (80, 25622), (92, 22280), (115, 17824), (160, 12811), (184, 11140), (230, 8912), (368, 5570), (460, 4456), (557, 3680), (736, 2785), (920, 2228), (1114, 1840)]