1681760

素因数分解:

$2^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{457}}^1$

素因数の和:495

約数の個数: 48

約数和(自身を含む): 4154976

約数和(自身を除く): 2473216

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 80, 92, 115, 160, 184, 230, 368, 457, 460, 736, 914, 920, 1828, 1840, 2285, 3656, 3680, 4570, 7312, 9140, 10511, 14624, 18280, 21022, 36560, 42044, 52555, 73120, 84088, 105110, 168176, 210220, 336352, 420440, 840880, 1681760]

約数ペア:

[(1, 1681760), (2, 840880), (4, 420440), (5, 336352), (8, 210220), (10, 168176), (16, 105110), (20, 84088), (23, 73120), (32, 52555), (40, 42044), (46, 36560), (80, 21022), (92, 18280), (115, 14624), (160, 10511), (184, 9140), (230, 7312), (368, 4570), (457, 3680), (460, 3656), (736, 2285), (914, 1840), (920, 1828)]