23440640

素因数分解:

$2^8\times 5^1\times {\mathrm{18313}}^1$

素因数の和:18334

約数の個数: 36

約数和(自身を含む): 56150724

約数和(自身を除く): 32710084

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 18313, 36626, 73252, 91565, 146504, 183130, 293008, 366260, 586016, 732520, 1172032, 1465040, 2344064, 2930080, 4688128, 5860160, 11720320, 23440640]

約数ペア:

[(1, 23440640), (2, 11720320), (4, 5860160), (5, 4688128), (8, 2930080), (10, 2344064), (16, 1465040), (20, 1172032), (32, 732520), (40, 586016), (64, 366260), (80, 293008), (128, 183130), (160, 146504), (256, 91565), (320, 73252), (640, 36626), (1280, 18313)]