121519240

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{45343}}^1$

素因数の和:45421

約数の個数: 32

約数和(自身を含む): 277505280

約数和(自身を除く): 155986040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 536, 670, 1340, 2680, 45343, 90686, 181372, 226715, 362744, 453430, 906860, 1813720, 3037981, 6075962, 12151924, 15189905, 24303848, 30379810, 60759620, 121519240]

約数ペア:

[(1, 121519240), (2, 60759620), (4, 30379810), (5, 24303848), (8, 15189905), (10, 12151924), (20, 6075962), (40, 3037981), (67, 1813720), (134, 906860), (268, 453430), (335, 362744), (536, 226715), (670, 181372), (1340, 90686), (2680, 45343)]