890994790

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{619}}^1\times {\mathrm{20563}}^1$

素因数の和:21196

約数の個数: 32

約数和(自身を含む): 1835953920

約数和(自身を除く): 944959130

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 619, 1238, 3095, 4333, 6190, 8666, 20563, 21665, 41126, 43330, 102815, 143941, 205630, 287882, 719705, 1439410, 12728497, 25456994, 63642485, 89099479, 127284970, 178198958, 445497395, 890994790]

約数ペア:

[(1, 890994790), (2, 445497395), (5, 178198958), (7, 127284970), (10, 89099479), (14, 63642485), (35, 25456994), (70, 12728497), (619, 1439410), (1238, 719705), (3095, 287882), (4333, 205630), (6190, 143941), (8666, 102815), (20563, 43330), (21665, 41126)]