13867220

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{23909}}^1$

素因数の和:23947

約数の個数: 24

約数和(自身を含む): 30126600

約数和(自身を除く): 16259380

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 23909, 47818, 95636, 119545, 239090, 478180, 693361, 1386722, 2773444, 3466805, 6933610, 13867220]

約数ペア:

[(1, 13867220), (2, 6933610), (4, 3466805), (5, 2773444), (10, 1386722), (20, 693361), (29, 478180), (58, 239090), (116, 119545), (145, 95636), (290, 47818), (580, 23909)]