13272340

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{21407}}^1$

素因数の和:21447

約数の個数: 24

約数和(自身を含む): 28772352

約数和(自身を除く): 15500012

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 21407, 42814, 85628, 107035, 214070, 428140, 663617, 1327234, 2654468, 3318085, 6636170, 13272340]

約数ペア:

[(1, 13272340), (2, 6636170), (4, 3318085), (5, 2654468), (10, 1327234), (20, 663617), (31, 428140), (62, 214070), (124, 107035), (155, 85628), (310, 42814), (620, 21407)]