127951240

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{47743}}^1$

素因数の和:47821

約数の個数: 32

約数和(自身を含む): 292193280

約数和(自身を除く): 164242040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 536, 670, 1340, 2680, 47743, 95486, 190972, 238715, 381944, 477430, 954860, 1909720, 3198781, 6397562, 12795124, 15993905, 25590248, 31987810, 63975620, 127951240]

約数ペア:

[(1, 127951240), (2, 63975620), (4, 31987810), (5, 25590248), (8, 15993905), (10, 12795124), (20, 6397562), (40, 3198781), (67, 1909720), (134, 954860), (268, 477430), (335, 381944), (536, 238715), (670, 190972), (1340, 95486), (2680, 47743)]