20355430

素因数分解:

$2^1\times 5^1\times {\mathrm{769}}^1\times {\mathrm{2647}}^1$

素因数の和:3423

約数の個数: 16

約数和(自身を含む): 36701280

約数和(自身を除く): 16345850

約数列:

[1, 2, 5, 10, 769, 1538, 2647, 3845, 5294, 7690, 13235, 26470, 2035543, 4071086, 10177715, 20355430]

約数ペア:

[(1, 20355430), (2, 10177715), (5, 4071086), (10, 2035543), (769, 26470), (1538, 13235), (2647, 7690), (3845, 5294)]