2659180

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{4289}}^1$

素因数の和:4329

約数の個数: 24

約数和(自身を含む): 5765760

約数和(自身を除く): 3106580

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 4289, 8578, 17156, 21445, 42890, 85780, 132959, 265918, 531836, 664795, 1329590, 2659180]

約数ペア:

[(1, 2659180), (2, 1329590), (4, 664795), (5, 531836), (10, 265918), (20, 132959), (31, 85780), (62, 42890), (124, 21445), (155, 17156), (310, 8578), (620, 4289)]