204080408

素因数分解:

$2^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{84751}}^1$

素因数の和:84807

約数の個数: 32

約数和(自身を含む): 447490560

約数和(自身を除く): 243410152

約数列:

[1, 2, 4, 7, 8, 14, 28, 43, 56, 86, 172, 301, 344, 602, 1204, 2408, 84751, 169502, 339004, 593257, 678008, 1186514, 2373028, 3644293, 4746056, 7288586, 14577172, 25510051, 29154344, 51020102, 102040204, 204080408]

約数ペア:

[(1, 204080408), (2, 102040204), (4, 51020102), (7, 29154344), (8, 25510051), (14, 14577172), (28, 7288586), (43, 4746056), (56, 3644293), (86, 2373028), (172, 1186514), (301, 678008), (344, 593257), (602, 339004), (1204, 169502), (2408, 84751)]