47288380

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{18049}}^1$

素因数の和:18189

約数の個数: 24

約数和(自身を含む): 100069200

約数和(自身を除く): 52780820

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2620, 18049, 36098, 72196, 90245, 180490, 360980, 2364419, 4728838, 9457676, 11822095, 23644190, 47288380]

約数ペア:

[(1, 47288380), (2, 23644190), (4, 11822095), (5, 9457676), (10, 4728838), (20, 2364419), (131, 360980), (262, 180490), (524, 90245), (655, 72196), (1310, 36098), (2620, 18049)]