211304260

素因数分解:

$2^2\times 5^1\times {\mathrm{571}}^1\times {\mathrm{18503}}^1$

素因数の和:19083

約数の個数: 24

約数和(自身を含む): 444540096

約数和(自身を除く): 233235836

約数列:

[1, 2, 4, 5, 10, 20, 571, 1142, 2284, 2855, 5710, 11420, 18503, 37006, 74012, 92515, 185030, 370060, 10565213, 21130426, 42260852, 52826065, 105652130, 211304260]

約数ペア:

[(1, 211304260), (2, 105652130), (4, 52826065), (5, 42260852), (10, 21130426), (20, 10565213), (571, 370060), (1142, 185030), (2284, 92515), (2855, 74012), (5710, 37006), (11420, 18503)]