189312560

素因数分解:

$2^4\times 5^1\times {\mathrm{2366407}}^1$

素因数の和:2366420

約数の個数: 20

約数和(自身を含む): 440151888

約数和(自身を除く): 250839328

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2366407, 4732814, 9465628, 11832035, 18931256, 23664070, 37862512, 47328140, 94656280, 189312560]

約数ペア:

[(1, 189312560), (2, 94656280), (4, 47328140), (5, 37862512), (8, 23664070), (10, 18931256), (16, 11832035), (20, 9465628), (40, 4732814), (80, 2366407)]