202070480

素因数分解:

$2^4\times 5^1\times {\mathrm{211}}^1\times {\mathrm{11971}}^1$

素因数の和:12195

約数の個数: 40

約数和(自身を含む): 472079904

約数和(自身を除く): 270009424

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 211, 422, 844, 1055, 1688, 2110, 3376, 4220, 8440, 11971, 16880, 23942, 47884, 59855, 95768, 119710, 191536, 239420, 478840, 957680, 2525881, 5051762, 10103524, 12629405, 20207048, 25258810, 40414096, 50517620, 101035240, 202070480]

約数ペア:

[(1, 202070480), (2, 101035240), (4, 50517620), (5, 40414096), (8, 25258810), (10, 20207048), (16, 12629405), (20, 10103524), (40, 5051762), (80, 2525881), (211, 957680), (422, 478840), (844, 239420), (1055, 191536), (1688, 119710), (2110, 95768), (3376, 59855), (4220, 47884), (8440, 23942), (11971, 16880)]