13890790

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{44809}}^1$

素因数の和:44847

約数の個数: 16

約数和(自身を含む): 25810560

約数和(自身を除く): 11919770

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 44809, 89618, 224045, 448090, 1389079, 2778158, 6945395, 13890790]

約数ペア:

[(1, 13890790), (2, 6945395), (5, 2778158), (10, 1389079), (31, 448090), (62, 224045), (155, 89618), (310, 44809)]