27830169680

素因数分解:

$2^4\times 5^1\times {\mathrm{347877121}}^1$

素因数の和:347877134

約数の個数: 20

約数和(自身を含む): 64705144692

約数和(自身を除く): 36874975012

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 347877121, 695754242, 1391508484, 1739385605, 2783016968, 3478771210, 5566033936, 6957542420, 13915084840, 27830169680]

約数ペア:

[(1, 27830169680), (2, 13915084840), (4, 6957542420), (5, 5566033936), (8, 3478771210), (10, 2783016968), (16, 1739385605), (20, 1391508484), (40, 695754242), (80, 347877121)]