16921280

素因数分解:

$2^6\times 5^1\times {\mathrm{52879}}^1$

素因数の和:52896

約数の個数: 28

約数和(自身を含む): 40294560

約数和(自身を除く): 23373280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 52879, 105758, 211516, 264395, 423032, 528790, 846064, 1057580, 1692128, 2115160, 3384256, 4230320, 8460640, 16921280]

約数ペア:

[(1, 16921280), (2, 8460640), (4, 4230320), (5, 3384256), (8, 2115160), (10, 1692128), (16, 1057580), (20, 846064), (32, 528790), (40, 423032), (64, 264395), (80, 211516), (160, 105758), (320, 52879)]