16516240

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{15881}}^1$

素因数の和:15907

約数の個数: 40

約数和(自身を含む): 41356728

約数和(自身を除く): 24840488

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 15881, 31762, 63524, 79405, 127048, 158810, 206453, 254096, 317620, 412906, 635240, 825812, 1032265, 1270480, 1651624, 2064530, 3303248, 4129060, 8258120, 16516240]

約数ペア:

[(1, 16516240), (2, 8258120), (4, 4129060), (5, 3303248), (8, 2064530), (10, 1651624), (13, 1270480), (16, 1032265), (20, 825812), (26, 635240), (40, 412906), (52, 317620), (65, 254096), (80, 206453), (104, 158810), (130, 127048), (208, 79405), (260, 63524), (520, 31762), (1040, 15881)]