207710980

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{79279}}^1$

素因数の和:79419

約数の個数: 24

約数和(自身を含む): 439528320

約数和(自身を除く): 231817340

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2620, 79279, 158558, 317116, 396395, 792790, 1585580, 10385549, 20771098, 41542196, 51927745, 103855490, 207710980]

約数ペア:

[(1, 207710980), (2, 103855490), (4, 51927745), (5, 41542196), (10, 20771098), (20, 10385549), (131, 1585580), (262, 792790), (524, 396395), (655, 317116), (1310, 158558), (2620, 79279)]