28321760

素因数分解:

$2^5\times 5^1\times {\mathrm{177011}}^1$

素因数の和:177026

約数の個数: 24

約数和(自身を含む): 66910536

約数和(自身を除く): 38588776

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 177011, 354022, 708044, 885055, 1416088, 1770110, 2832176, 3540220, 5664352, 7080440, 14160880, 28321760]

約数ペア:

[(1, 28321760), (2, 14160880), (4, 7080440), (5, 5664352), (8, 3540220), (10, 2832176), (16, 1770110), (20, 1416088), (32, 885055), (40, 708044), (80, 354022), (160, 177011)]