13851740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{607}}^1$

素因数の和:786

約数の個数: 48

約数和(自身を含む): 33503232

約数和(自身を除く): 19651492

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 163, 326, 607, 652, 815, 1141, 1214, 1630, 2282, 2428, 3035, 3260, 4249, 4564, 5705, 6070, 8498, 11410, 12140, 16996, 21245, 22820, 42490, 84980, 98941, 197882, 395764, 494705, 692587, 989410, 1385174, 1978820, 2770348, 3462935, 6925870, 13851740]

約数ペア:

[(1, 13851740), (2, 6925870), (4, 3462935), (5, 2770348), (7, 1978820), (10, 1385174), (14, 989410), (20, 692587), (28, 494705), (35, 395764), (70, 197882), (140, 98941), (163, 84980), (326, 42490), (607, 22820), (652, 21245), (815, 16996), (1141, 12140), (1214, 11410), (1630, 8498), (2282, 6070), (2428, 5705), (3035, 4564), (3260, 4249)]