2758780

素因数分解:

$2^2\times 5^1\times {\mathrm{271}}^1\times {\mathrm{509}}^1$

素因数の和:789

約数の個数: 24

約数和(自身を含む): 5826240

約数和(自身を除く): 3067460

約数列:

[1, 2, 4, 5, 10, 20, 271, 509, 542, 1018, 1084, 1355, 2036, 2545, 2710, 5090, 5420, 10180, 137939, 275878, 551756, 689695, 1379390, 2758780]

約数ペア:

[(1, 2758780), (2, 1379390), (4, 689695), (5, 551756), (10, 275878), (20, 137939), (271, 10180), (509, 5420), (542, 5090), (1018, 2710), (1084, 2545), (1355, 2036)]