179920449730

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{20129}}^1\times {\mathrm{127691}}^1$

素因数の和:147834

約数の個数: 32

約数和(自身を含む): 370143354240

約数和(自身を除く): 190222904510

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 20129, 40258, 100645, 127691, 140903, 201290, 255382, 281806, 638455, 704515, 893837, 1276910, 1409030, 1787674, 4469185, 8938370, 2570292139, 5140584278, 12851460695, 17992044973, 25702921390, 35984089946, 89960224865, 179920449730]

約数ペア:

[(1, 179920449730), (2, 89960224865), (5, 35984089946), (7, 25702921390), (10, 17992044973), (14, 12851460695), (35, 5140584278), (70, 2570292139), (20129, 8938370), (40258, 4469185), (100645, 1787674), (127691, 1409030), (140903, 1276910), (201290, 893837), (255382, 704515), (281806, 638455)]