284103620

素因数分解:

$2^2\times 5^1\times {\mathrm{1109}}^1\times {\mathrm{12809}}^1$

素因数の和:13927

約数の個数: 24

約数和(自身を含む): 597202200

約数和(自身を除く): 313098580

約数列:

[1, 2, 4, 5, 10, 20, 1109, 2218, 4436, 5545, 11090, 12809, 22180, 25618, 51236, 64045, 128090, 256180, 14205181, 28410362, 56820724, 71025905, 142051810, 284103620]

約数ペア:

[(1, 284103620), (2, 142051810), (4, 71025905), (5, 56820724), (10, 28410362), (20, 14205181), (1109, 256180), (2218, 128090), (4436, 64045), (5545, 51236), (11090, 25618), (12809, 22180)]