16693520

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{2939}}^1$

素因数の和:3023

約数の個数: 40

約数和(自身を含む): 39372480

約数和(自身を除く): 22678960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 2840, 2939, 5680, 5878, 11756, 14695, 23512, 29390, 47024, 58780, 117560, 208669, 235120, 417338, 834676, 1043345, 1669352, 2086690, 3338704, 4173380, 8346760, 16693520]

約数ペア:

[(1, 16693520), (2, 8346760), (4, 4173380), (5, 3338704), (8, 2086690), (10, 1669352), (16, 1043345), (20, 834676), (40, 417338), (71, 235120), (80, 208669), (142, 117560), (284, 58780), (355, 47024), (568, 29390), (710, 23512), (1136, 14695), (1420, 11756), (2840, 5878), (2939, 5680)]