4372780

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{1669}}^1$

素因数の和:1809

約数の個数: 24

約数和(自身を含む): 9258480

約数和(自身を除く): 4885700

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 1669, 2620, 3338, 6676, 8345, 16690, 33380, 218639, 437278, 874556, 1093195, 2186390, 4372780]

約数ペア:

[(1, 4372780), (2, 2186390), (4, 1093195), (5, 874556), (10, 437278), (20, 218639), (131, 33380), (262, 16690), (524, 8345), (655, 6676), (1310, 3338), (1669, 2620)]