122795240

素因数分解:

$2^3\times 5^1\times {\mathrm{311}}^1\times {\mathrm{9871}}^1$

素因数の和:10193

約数の個数: 32

約数和(自身を含む): 277205760

約数和(自身を除く): 154410520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 311, 622, 1244, 1555, 2488, 3110, 6220, 9871, 12440, 19742, 39484, 49355, 78968, 98710, 197420, 394840, 3069881, 6139762, 12279524, 15349405, 24559048, 30698810, 61397620, 122795240]

約数ペア:

[(1, 122795240), (2, 61397620), (4, 30698810), (5, 24559048), (8, 15349405), (10, 12279524), (20, 6139762), (40, 3069881), (311, 394840), (622, 197420), (1244, 98710), (1555, 78968), (2488, 49355), (3110, 39484), (6220, 19742), (9871, 12440)]