12858640

素因数分解:

$2^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{2399}}^1$

素因数の和:2479

約数の個数: 40

約数和(自身を含む): 30355200

約数和(自身を除く): 17496560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 67, 80, 134, 268, 335, 536, 670, 1072, 1340, 2399, 2680, 4798, 5360, 9596, 11995, 19192, 23990, 38384, 47980, 95960, 160733, 191920, 321466, 642932, 803665, 1285864, 1607330, 2571728, 3214660, 6429320, 12858640]

約数ペア:

[(1, 12858640), (2, 6429320), (4, 3214660), (5, 2571728), (8, 1607330), (10, 1285864), (16, 803665), (20, 642932), (40, 321466), (67, 191920), (80, 160733), (134, 95960), (268, 47980), (335, 38384), (536, 23990), (670, 19192), (1072, 11995), (1340, 9596), (2399, 5360), (2680, 4798)]