228713090

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{256981}}^1$

素因数の和:257077

約数の個数: 16

約数和(自身を含む): 416310840

約数和(自身を除く): 187597750

約数列:

[1, 2, 5, 10, 89, 178, 445, 890, 256981, 513962, 1284905, 2569810, 22871309, 45742618, 114356545, 228713090]

約数ペア:

[(1, 228713090), (2, 114356545), (5, 45742618), (10, 22871309), (89, 2569810), (178, 1284905), (445, 513962), (890, 256981)]