16151120

素因数分解:

$2^4\times 5^1\times {\mathrm{201889}}^1$

素因数の和:201902

約数の個数: 20

約数和(自身を含む): 37551540

約数和(自身を除く): 21400420

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 201889, 403778, 807556, 1009445, 1615112, 2018890, 3230224, 4037780, 8075560, 16151120]

約数ペア:

[(1, 16151120), (2, 8075560), (4, 4037780), (5, 3230224), (8, 2018890), (10, 1615112), (16, 1009445), (20, 807556), (40, 403778), (80, 201889)]