20715270

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{690509}}^1$

素因数の和:690519

約数の個数: 16

約数和(自身を含む): 49716720

約数和(自身を除く): 29001450

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 690509, 1381018, 2071527, 3452545, 4143054, 6905090, 10357635, 20715270]

約数ペア:

[(1, 20715270), (2, 10357635), (3, 6905090), (5, 4143054), (6, 3452545), (10, 2071527), (15, 1381018), (30, 690509)]