39453889390

素因数分解:

$2^1\times 5^1\times {\mathrm{86729}}^1\times {\mathrm{45491}}^1$

素因数の和:132227

約数の個数: 16

約数和(自身を含む): 71019380880

約数和(自身を除く): 31565491490

約数列:

[1, 2, 5, 10, 45491, 86729, 90982, 173458, 227455, 433645, 454910, 867290, 3945388939, 7890777878, 19726944695, 39453889390]

約数ペア:

[(1, 39453889390), (2, 19726944695), (5, 7890777878), (10, 3945388939), (45491, 867290), (86729, 454910), (90982, 433645), (173458, 227455)]