56180840

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{20963}}^1$

素因数の和:21041

約数の個数: 32

約数和(自身を含む): 128299680

約数和(自身を除く): 72118840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 536, 670, 1340, 2680, 20963, 41926, 83852, 104815, 167704, 209630, 419260, 838520, 1404521, 2809042, 5618084, 7022605, 11236168, 14045210, 28090420, 56180840]

約数ペア:

[(1, 56180840), (2, 28090420), (4, 14045210), (5, 11236168), (8, 7022605), (10, 5618084), (20, 2809042), (40, 1404521), (67, 838520), (134, 419260), (268, 209630), (335, 167704), (536, 104815), (670, 83852), (1340, 41926), (2680, 20963)]