72490790

素因数分解:

$2^1\times 5^1\times {\mathrm{349}}^1\times {\mathrm{20771}}^1$

素因数の和:21127

約数の個数: 16

約数和(自身を含む): 130863600

約数和(自身を除く): 58372810

約数列:

[1, 2, 5, 10, 349, 698, 1745, 3490, 20771, 41542, 103855, 207710, 7249079, 14498158, 36245395, 72490790]

約数ペア:

[(1, 72490790), (2, 36245395), (5, 14498158), (10, 7249079), (349, 207710), (698, 103855), (1745, 41542), (3490, 20771)]