1823920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{3257}}^1$

素因数の和:3277

約数の個数: 40

約数和(自身を含む): 4847904

約数和(自身を除く): 3023984

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 3257, 6514, 13028, 16285, 22799, 26056, 32570, 45598, 52112, 65140, 91196, 113995, 130280, 182392, 227990, 260560, 364784, 455980, 911960, 1823920]

約数ペア:

[(1, 1823920), (2, 911960), (4, 455980), (5, 364784), (7, 260560), (8, 227990), (10, 182392), (14, 130280), (16, 113995), (20, 91196), (28, 65140), (35, 52112), (40, 45598), (56, 32570), (70, 26056), (80, 22799), (112, 16285), (140, 13028), (280, 6514), (560, 3257)]