20470810

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{70589}}^1$

素因数の和:70625

約数の個数: 16

約数和(自身を含む): 38118600

約数和(自身を除く): 17647790

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 70589, 141178, 352945, 705890, 2047081, 4094162, 10235405, 20470810]

約数ペア:

[(1, 20470810), (2, 10235405), (5, 4094162), (10, 2047081), (29, 705890), (58, 352945), (145, 141178), (290, 70589)]