17934980

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{18301}}^1$

素因数の和:18324

約数の個数: 36

約数和(自身を含む): 43814988

約数和(自身を除く): 25880008

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 18301, 36602, 73204, 91505, 128107, 183010, 256214, 366020, 512428, 640535, 896749, 1281070, 1793498, 2562140, 3586996, 4483745, 8967490, 17934980]

約数ペア:

[(1, 17934980), (2, 8967490), (4, 4483745), (5, 3586996), (7, 2562140), (10, 1793498), (14, 1281070), (20, 896749), (28, 640535), (35, 512428), (49, 366020), (70, 256214), (98, 183010), (140, 128107), (196, 91505), (245, 73204), (490, 36602), (980, 18301)]