19692260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{140659}}^1$

素因数の和:140675

約数の個数: 24

約数和(自身を含む): 47261760

約数和(自身を除く): 27569500

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 140659, 281318, 562636, 703295, 984613, 1406590, 1969226, 2813180, 3938452, 4923065, 9846130, 19692260]

約数ペア:

[(1, 19692260), (2, 9846130), (4, 4923065), (5, 3938452), (7, 2813180), (10, 1969226), (14, 1406590), (20, 984613), (28, 703295), (35, 562636), (70, 281318), (140, 140659)]