22321720

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{8329}}^1$

素因数の和:8407

約数の個数: 32

約数和(自身を含む): 50979600

約数和(自身を除く): 28657880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 536, 670, 1340, 2680, 8329, 16658, 33316, 41645, 66632, 83290, 166580, 333160, 558043, 1116086, 2232172, 2790215, 4464344, 5580430, 11160860, 22321720]

約数ペア:

[(1, 22321720), (2, 11160860), (4, 5580430), (5, 4464344), (8, 2790215), (10, 2232172), (20, 1116086), (40, 558043), (67, 333160), (134, 166580), (268, 83290), (335, 66632), (536, 41645), (670, 33316), (1340, 16658), (2680, 8329)]