13990640

素因数分解:

$2^4\times 5^1\times {\mathrm{179}}^1\times {\mathrm{977}}^1$

素因数の和:1169

約数の個数: 40

約数和(自身を含む): 32743440

約数和(自身を除く): 18752800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 179, 358, 716, 895, 977, 1432, 1790, 1954, 2864, 3580, 3908, 4885, 7160, 7816, 9770, 14320, 15632, 19540, 39080, 78160, 174883, 349766, 699532, 874415, 1399064, 1748830, 2798128, 3497660, 6995320, 13990640]

約数ペア:

[(1, 13990640), (2, 6995320), (4, 3497660), (5, 2798128), (8, 1748830), (10, 1399064), (16, 874415), (20, 699532), (40, 349766), (80, 174883), (179, 78160), (358, 39080), (716, 19540), (895, 15632), (977, 14320), (1432, 9770), (1790, 7816), (1954, 7160), (2864, 4885), (3580, 3908)]