194443120

素因数分解:

$2^4\times 5^1\times {\mathrm{2430539}}^1$

素因数の和:2430552

約数の個数: 20

約数和(自身を含む): 452080440

約数和(自身を除く): 257637320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2430539, 4861078, 9722156, 12152695, 19444312, 24305390, 38888624, 48610780, 97221560, 194443120]

約数ペア:

[(1, 194443120), (2, 97221560), (4, 48610780), (5, 38888624), (8, 24305390), (10, 19444312), (16, 12152695), (20, 9722156), (40, 4861078), (80, 2430539)]