2649260

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{4273}}^1$

素因数の和:4313

約数の個数: 24

約数和(自身を含む): 5744256

約数和(自身を除く): 3094996

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 4273, 8546, 17092, 21365, 42730, 85460, 132463, 264926, 529852, 662315, 1324630, 2649260]

約数ペア:

[(1, 2649260), (2, 1324630), (4, 662315), (5, 529852), (10, 264926), (20, 132463), (31, 85460), (62, 42730), (124, 21365), (155, 17092), (310, 8546), (620, 4273)]